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work, hereby publish it under the following license: English A large polished chunk of Blue Flash Labradorite determination method or standard: SHA-1...

Detail of labradorite feldspar displaying typical labradorescence. Photo by Gregory Phillips and released under terms of the GNU FDL. English URL: https://commons...

Commons Attribution-Share Alike 4.0 truetrue English Labradorite - Pendant Italian Labradorite - Pendente author name string: Anna.Massini Wikimedia...

Attribution 4.0 truetrue English Anorthite (labradorite) from Labrador, Canada French Anorthite (labradorite) provenant du Labrador, au Canada URL: https://commons...

0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Pendant with labradorite stone Italian Pendente con pietra di labradorite...

BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Labradorite photography in a beautiful wood. object of statement has role: photographer...

Attribution-Share Alike 2.0 Generic license. Attribution: Galileo Marble on labradorite plinth by Gerald England You are free: to share – to copy, distribute...

https://creativecommons.org/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Labradorite crystal is polished on one side...

Creative Commons Attribution-Share Alike 2.0 Generic license. Attribution: Labradorite dyke: Great Cumbrae by Jim Smillie You are free: to share – to copy,...

Attribution-Share Alike 4.0 truetrue English Pendant with labradorite stone Italian Pendente con pietra di labradorite author name string: Anna.Massini Wikimedia username:...

1770 on the Labrador Peninsula (Canada) from which it takes its name, labradorite has no therapeutic history but is considered a stone of strength and...

BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Labradorite is a mineral featuring structural coloration. The video shows how the...

Attribution-Share Alike 4.0 truetrue English Iridescence effect on grey labradorite author name string: Flester Iulian Wikimedia username: Iflester URL:...

On norite or labradorite rock [microform]   (  ) Author Hunt, Thomas Sterry, 1826-1892 American Association for the Advancement of Science Title On norite...

Labradorite. Cut. English URL: https://commons.wikimedia.org/wiki/user:Archaeodontosaurus author name string: Didier Descouens Wikimedia username: Archaeodontosaurus...

Commons Attribution-Share Alike 4.0 truetrue English Labradorescence in labradorite author name string: Grendelkhan Wikimedia username: Grendelkhan URL:...

truetrue English Observation au microscope polarisant d'une lamelle de labradorite, observation réalisée lors d'un stage à la Galerie de Minéralogie de...

DescriptionLabradorite (Tuléar - Madagascar).JPG Français : labradorite brute  Nikon D300S + AF-S Micro Nikkor 60mm f/2.8G ED Date 21 December 2011 Source...

truetrue English Observation au microscope polarisant d'une lamelle de labradorite retransmise sur un écran, observation réalisée lors d'un stage à la Galerie...

observation ID: 67051235 retrieved: 20 May 2022 author name string: labradorite_luster iNaturalist user ID: 1667830 stated in: iNaturalist reference...

DescriptionLabradorite (Tuléar - Madagascar) 1.JPG Français : labradorite brute Date 21 December 2011 Source Own work Author Parent Géry...

observation ID: 67051235 retrieved: 20 May 2022 author name string: labradorite_luster iNaturalist user ID: 1667830 stated in: iNaturalist reference...

observation ID: 67051235 retrieved: 20 May 2022 author name string: labradorite_luster iNaturalist user ID: 1667830 stated in: iNaturalist reference...

truetrue translate English Irisation of light on the surface of the labradorite. Russian Иризация света на поверхности минерала лабрадора. Wikimedia...

Commons Attribution-Share Alike 4.0 truetrue English Spectrolite (a labradorite variety) from Ylämaa, Finland author name string: Mjeltsch Wikimedia...

Creative Commons Attribution 4.0 truetrue 26 April 2026 English Andesine or labradorite crystals in leucogabbro taken from near Bear Divide. determination method...

truetrue 26 April 2026 English Large plagioclase crystal. Andesine or labradorite. Some twinning from convergent lattice growths. A lot of hydrothermal...

DescriptionLabradorite cut.jpg English: Labradorite from Brazil. Gem cutting by Afonso Marques Date August 2008 Source Own work Author Eurico Zimbres Zimbres...

DescriptionLabradorite (2933073480).jpg Labradorite Date 25 March 2008, 23:00 Source Labradorite Author Stephanie Clifford from Arlington, VA, USA...

Pierre Labradorite Photographer Steeven Xxiii Frosio Title Pierre Labradorite Description 500px provided description: Pierre Labradorite [#for?t ,#labradorite...

or pyroxene, I think. Maaaaaaaybe the dark inclusions are a form of labradorite? Saugus Formation/Mint Canyon Formation, Los Angeles County. determination...

DescriptionLabradorite (5103562453).jpg A feldspar mineral. The colors are called "labradorescence" or the "schiller effect." Date 21 October 2010, 10:03...

DescriptionLabradorite brute (Canada).jpg bloc de labradorite brute Date 11/12/08 Source Own work Author Parent Géry...

Sciences à Harlem pour Pag. I- vu. l'année 1868 H. Yogelsang, Sur le labradorite coloré de la côte du Labrador. .T. (i. va.n dbe Lïth, La descente des...

based.upon the existence of labradorite in our limits, it may be best to describe its principal localities. LABRADORITE IN WATKRVILLE. Near the east...

DescriptionLabradorite other angle.JPG English: Rare Labradorite Date 15 September 2015, 13:48:17 Source Own work Author Awiejekeal...

DescriptionLabradorite cabochon.jpg English: Brazilian Labradorite cabochon Date 4 May 2023, 19:10:55 Source Own work Author Mauro Cateb...

DescriptionLabradorite. (2).jpg Français : Inclusion de labradorite, dans les roches du château. Belfahy. Haute-Saône Date 12 October 2018, 14:10:24 Source...

DescriptionAnorthite labradorite et opale.JPG Français : Anorthite labradorite (à gauche) et opale (à droite). L'anorthite labradorite vient du Labrador...

the possession of labradorite or saussurite and platy augite, and divided them into two varieties the gabbros, consisting of labradorite or saussurite, diallage...

DescriptionLabradorite Wilberforce.JPG 日本語: 飯盛武夫に贈呈されたLabradorite Date 14 April 2014, 13:52:41 Source Own work Author Mmmmkobayashi...

largely of The dark bluish basic plagioclase feldspar, mainly labradorite. gray labradorite crystals usually vary in length from a fraction of an inch to...

DescriptionLabradorite from Madagascar.JPG English: Rare Labradorite Date 15 September 2015, 13:46:26 Source Own work Author Awiejekeal...

DescriptionLabradorite Blue.JPG English: Labradorite from Madagascar Date 8 September 2015, 18:50:06 Source Own work Author Awiejekeal...

DescriptionLabradorite 5.jpg English: A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition...

Albite, figs. 1 to 3. Andesine, figs. 1 to 3. Oligoclase, figs. 1 to 6 Labradorite Augite, figs. 1 to 5. Augite, figs. 6 to 13. Pectolite Hornblende, figs...

limestone. so far as can be judged by the writer, these labradorite rocks seem to differ from the labradorite rocks of the 'upper Laurentian' of Canada. " These...

more or less is seen to be labradorite which has A " saussuritization." surrounds these phenocrysts of labradorite which is free from the pro-...

DescriptionLabradorite 3.jpg English: A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition...

DescriptionLabradorite. (4).jpg Français : Inclusion de labradorite, dans les roches du château. Belfahy. Haute-Saône Date 12 October 2018, 14:16:51 Source...

DescriptionLabradorite 1.jpg English: A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition...

DescriptionLabradorite 4.jpg English: A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition...

in r labradorite-rock light composition bands in and light gneiss bands. cit. 1883) Alm- from the Nordalen, Sond- Labradorite-rock. occurs...

DescriptionLabradorite. (1).jpg Français : Inclusion de labradorite, dans les roches du château. Belfahy. Haute-Saône. Date 12 October 2018, 14:09:05 Source...

DescriptionLabradorite schiller texture.jpg Surface texture of the rock labradorite, showing schiller texture. Date 7 September 2004, 12:41 Source schiller...

DescriptionLabradorite polie 1 (Madagascar).jpg bloc de labradorite polie Date 11/12/08 Source Own work Author Parent Géry...

DescriptionLabradorite polie 2 (Madagascar).jpg Français : bloc de labradorite polie Date 11/12/08 Source Own work Author Parent Géry...

traced to the same A little above Shipshaw, tho gneissic band of labradorite. It reappears further, but sensibly chtmged as to its nature and appeai'ance...

inférieur). Le bourg de Savat est bâti sur le feront de la coulée de labradorite du Puy de la Kaviole (_V. fig. 8). La vue a été prise à l'avant-dernier...

Oligoclase. 7. Labradorite. BSi + AISi Amphibole, Hornblende. Amphibol (Hornblende). Amphibole (Hornblende}. Labrador. Labradorite. (a) Tremolite...

DescriptionLabradorite 2.jpg English: A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition...

English: Labradorite - Labradorite   (  ) Photographer Darla Sondrol      Alternative names Darla Moen Description photographer Authority file : Q126871368...

DescriptionLabradorite brute 2(Madagascar).jpg English: Labradorite Français : Pièce de Labradorite non polie Date 06/01/09 Source Own work Author Parent...

DescriptionLabradorite specimen.jpg English: Lovely iridiscence (labradorescence) in bright light,the result of twinned crystal planes. Date 11 August...

Labradorite Personnel Photographer Steeven Xxiii Frosio Title Pierre Labradorite Personnel Description 500px provided description: Pierre Labradorite...

DescriptionLabradorite cabochon - 1.jpg English: Brazilian Labradorite cabochon Date 17 May 2023 Source Own work Author Mauro Cateb...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

DescriptionMy baby Labradorite (5681406880).jpg My little lab rock. I'm in love with it. Date 21 April 2011, 20:43 Source My baby Labradorite Author Leah Gia...

black Labradorite of the Adiroudac Mountains, there to be found dark, irregular, uushaped spots. In the nearly black opalescent portions of Labradorite from...

orthoclase-gabbro FlG. 50 1.— From near Lester River, Minn. N. E. Labradorite; orthoclase; augite lage; titaniferous magnetite; }, in Sec. 29, T...

DescriptionLabradorite slabs used as floor tiles.jpg English: Labradorite slabs used as floor tiles. Date 26 September 2011, 08:57:57 Source Own work Author...

DescriptionLabradorite - Meaning & Properties.jpg English: They are helpful healing Stones for you to use, with variety of helpful healing properties...

DescriptionIridescent labradorite.jpg English: A piece of iridescent labradorite Date 18 June 2018, 18:03:12 Source Own work Author Adrianclaired...

and hypersthenite, in the second of whic' he includes rocks made up of labradorite or saussurite with diaiiage or smaragditc. The eclogite of Haliy is composed...

DescriptionGemstone Collection - Labradorite (17278919981).jpg The glowing blue Date 7 April 2015, 15:32 Source Gemstone Collection - Labradorite Author Marco Hazard...

but this mineral is a Labradorite is the great component and the rocks might be fittingly described as ' labradorite rocks follow- ', ing a...

Oligoclase of constitution Oligoclase Oligoclase-andesine Labradorite, most acid type Labradorite, medium Anorthite, nearly pure Ab Ab Anj + 4 16 1 AbgAnj...

English: Labradorite - Labradorite (Ca-Na feldspar) from Larvik, Norway   (  ) Photographer Twyla Baker (1976–)     Alternative names Twyla B. Baker-Demaray;...

DescriptionLabradorite-2.jpg Deutsch: Labradorit English: Labradorite Date Taken on 10 July 2014, 14:21:45 Source Own work Author MartinThoma...

color derived from the prevailing labradorite crystals, which form mass, much of it Much of the labradorite occurs in large broad two or three...

by of the labradorite occurs in large broad length, the cleavage-surfaces presenting a The play of color belonging to labradorite is characteristic...

DescriptionLabradorite with rare colours.JPG English: Rare piece. Date 21 August 2015, 14:10:45 Source Own work Author Awiejekeal...

Title English: Labradorite - Labradorite Description English: Labradorite is a member of the plagioclase series of minerals. Labradorite can produce a...

DescriptionLabradorite brute 1(Madagascar).jpg English: Labradorite Français : Pièce de Labradorite non polie Date 06/01/09 Source Own work Author Parent...

DescriptionLabradorite.png Polski: Kawałek labradorytu z wyciętym tłem English: Chunk of labradorite with no background Date 1 August 2021 Source Own...

representatives. The bluish cleavable vai-ieties often exhibit the opalescence of labradorite, to which species American mineralogists have hitherto referred them...

direction like the others, but seem to be interspersed throughout. Fig. 9. Labradorite. This specimen is a small polished one from Ceylon, atndbelongs to Dr...

DescriptionLabradorite (49055217023).jpg Labrador Newfoundland, Canada Date 21 October 2019, 12:58 Source Labradorite Author Pacific Museum of Earth from...

DescriptionLabradorite polie 3(Madagascar).jpg English: Labradorite Français : Pièce de Labradorite polie Date 06/01/09 Source Own work Author Parent Géry...

albite-oligoclase and andesine. albite and andesine-labradorite with acid labradorite. 30 to 42, labradorite, medium to basic. 49 to 56, bytownites. 58 to...

oligoclase with leucite and nepheline ; labradorite with Digitized by GoogI FELSPAR. 13 Hornblende; labradorite or ftnorUiite with quarts or leucite...

the nature of labradorite, although only slightly decomposed by hydrochloric acid. it is Since, according Girard, neither labradorite, nto pyroxene...

these either oligoclase or labradorite may be present, but oligoclase apparently does not occur with the labradorite. Where augite is present ...

Intensität ihres Farbenschillers sich auszeichnen scheinen gerade nur die Labradorite russischer Fundorte , durch eine höhere Symmetrie und durch den regelmäßigen...

DescriptionLabradorite (UCL Geology Collections).jpg English: A cut and polished sample of labradorite Date 29 November 2012, 13:31:48 Source https://www...

pyroxene; oligoclase with leucite and nepheline; labradorite with FELSPAE. 13 hornblende; labradorite or anortlute with quartz or leucite. (y ) The weathering...

DescriptionCouple of Hefty Labradorite Cabochon.jpg English: 1000+ ct each Labradorite Cabochon Date 27 November 2016, 12:24:04 (according to Exif data)...

albite and andesine-labradorite with acid labradorite. 30 to 42, 49 to 56, bytownites. 58 to 64, anorthites. labradorite, medium to basic...

829, 1449. from labradorite, 1, 396, 423, 2127. analyses, 2127. 698. silica-kaolin, 1701. Gkaphite, 589, 1452. Labradorite, analysis, in quarteyte...

1866.] 112 PROCEEDINGS OF THE ACADEMY OF In the dark, nearly black Labradorite of the Adirondac Mountains, there were only to be found dark, irregular...

DescriptionLabradorite non polie 3(Madagascar).jpg English: Labradorite Français : Face de Labradorite non polie Date 11/01/09 Source Own work Author...

ancient gneisses of Europe, 159. The labradorites of Skye views of Macuiloch, Giekie and Haughton, 160. Labradorites or norites of Norway and of Russia...

DescriptionLabradorite.jpg A polished slab of a rock containing labradorite Date 24 June 2006 Source Own work Author Linnell...

olivine; other fragments recalled the appearance of partially decomposed labradorite. An unsuccessful attempt was made to withdraw the iron by means of a...

labradorite crystals, which form by far the largest part of the appearing like a coarse granular feldspar, but lor the >Iucli of the labradorite occurs...

oligoclase with leucite and nepheline ; ; labradorite with FELSPAR. hornblende ; 13 labradorite or anorthite with quartz or leucite. The weathering...

English: Labradorite with hypersthene - Labradorite (plagioclase) with hypersthene (orthopyroxene)   (  ) Photographer Shannon Heinle      Description...

DescriptionLabradorite ((Ca,Na)(Al,Si)4O8).jpg English: Labradorite ((Ca,Na)(Al,Si)4O8), a feldspar mineral. [foto Paul B. Toman] Date June 2009 Source...

magnetite. 0. Andesite, Edmunds Hill, Chapman Township. Tonalose. Contains labradorite, orthoclase, pyroxene, apatite, and magnetite. D. Calciferous sandstone...

Oligoclase of constitution Oligoclase ,, Oligoclase-andesine Labradorite, most acid type Labradorite, medium Anorthite, nearly pure The angles corresponding...

DescriptionLabradorite countertops.png English: Slab is a stylish and durable surface option for kitchens, bathrooms, Dining table top , Coffee table...

English: Hypersthene with labradorite - Hypersthene with labradorite   (  ) Photographer Shannon Heinle      Description American photographer Authority...

DescriptionLabradorite dish (Kiev, 1896).jpg Блюдо и солонка. Преподнесены имп. Николаю II киевским дворянством в 1896. Киев, фирма И. Маршака - оправа...

DescriptionLabradorite sphere.JPG English: Labradorite is a crystalline feldspar mineral. It is igneous rock with the chemical formula (Ca, Na)(Al, Si)4O8)...

granular isotropic material. above balsam Zonal; r.i., ext., 12/ 15, 30/30 (labradorite). original glass and To decide also. product. this point a slice...

granulaire. min. Labradorite, Pyroxène. Min. car. Loc, Auvergne. i Xo. 135. DOLERITE, Basalte granulaire, amygJaloïde, El. mia. Labradorite, Pyroxène. Min...

groundmass consists of labradorite, hornblende, and quartz, forming a granular aggregate, in which porphyritic crystals of biotite, labradorite, and quartz occur...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

DescriptionNaturalis Biodiversity Center - Labradorite - feldspar mineral.jpg Nederlands: Labradoriet, een veldspaat. English: Labradorite, a feldspar mineral Date Unknown...

Ortose e nella Labradorite ; come vi è pure intermedio analogamente, il peso specifico ; difatti : angolo d’ inclinazione : nella Labradorite — 42190 nell’...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

replaced by quartz and feldspar mosaic, 364H. see under orthoclase, labradorite, PERHITE, in diabase, 200A. 1367. FLUORITE, DIALLAGE, 158E. GALENITE...

DescriptionSpectrolite (gem-quality labradorite plagioclase feldspar).jpg English: (photo by Ljubomir Risteski) A mineral is a naturally-occurring, solid...

DescriptionLabradorite saltcellar (Kiev, 1896).jpg Блюдо и солонка. Преподнесены имп. Николаю II киевским дворянством в 1896. Киев, фирма И. Маршака -...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

DescriptionLabradorite displayed at Mining Museum of Akita University.jpg English: Labradorite displayed at Mining Museum of Akita University 日本語: 曹灰長石（秋田大学鉱業博物館所蔵）...

convergent light an axial figure intermediate between that of oligoclase and labradorite. Another considerable portion ranges from 2.64-2.604 at 22 degrees centigrade...

DescriptionAnorthosite Labradorite Blue Australe - mg.jpg Deutsch: Anorthosit: Dekorationsgestein Labradorite Blue Australe (bei Ihosy, Provinz Fianarantsoa...

DescriptionLabradorite ((Ca, Na)(Al, Si)4O8) (10974802994).jpg labradorite ((Ca, Na)(Al, Si)4O8) locality: ? photo (c) 2013 Jan Helebrant <a href="http://www...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

eastern interest. — (gabbros, within their borders the contacts of the labradorite rocks norites and anorthosites) with the quartzose gneisses and crystalline...

DescriptionLabradorite snuffbox (I.Kayser, 1792).jpg Табакерка. СПб, 1792. Мастер И. Кайзер. Лабрадорит, золото. Эрмитаж. Date 2011 Source Own work Author...

result not,, of the labradorite of a pale-green color and seemingly compact. the feldspar New Much : — / BiOj Labradorite from Westport, N.Y....

DescriptionLabradorite in two samples showing labradorescence.jpg Two samples of labradorite in a mineral shop in Madrid, New Mexico. One sample is strongly...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

abundant in the rocks of this series, the analyses thus far may be labradorite made do not support such a view. two specimens have been submitted...

Azurite. Euclase, Borax, Petalite, TEICJLINIC. ; Sassolite, Labradorite, Albjte, Cryolite, Rhodonite, Oligoclase, Cyanite, Chalcanthite...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

mentioned its identification of prehnite at French river with quartz, and of labradorite feldspar at Split-rock river with quartz. The summit ot Carlton's peak...

varying from 32. This is rather high for labradorite. It may, perhaps, belong to one of the mixtures between labradorite and anorthite. The high percentage...

Labradorite-AMGL 53619    Artist Unknown authorUnknown author   Title Labradorite-AMGL 53619 label QS:Len,"Labradorite-AMGL 53619" Object type sample /...

DescriptionOutcrop of labradorite on Golovinskiy quarry 01.jpg Українська: Відслонення іризуючого лабрадориту, Черняхівський р-н, смт Головине, Головинський...

sections show that the phenocrystic feldspars are mainly andesine, but labradorite may sometimes be present. The hornblende is the common green variety...

aggregate of alunite In this case there is iA), and quartz (Q) after a labradorite phcnocryst. The groundmass an isotropic material (O) present which is...

Serpentine after Labradorite Edin., xxviii. 496 Portsoy : : Heddle, Trans. Roy. Soc. Analysed. : 179. Serpentine after Labradorite Beauty : Hill...

des noms spéciaux; ce sont : l’albite, l’oligoclase, l’andésine, le labradorite, l’anorthite, M. Delesse a proposé de donner de même le nom de vosgite...

largely devoid of gneissic structure. One patch of the rock is almost pure labradorite feldspar with rounded cores up to i or 2 inches across clearly showing...

DescriptionOutcrop of labradorite on Golovinskiy quarry 02.jpg Українська: Відслонення іризуючого лабрадориту, Черняхівський р-н, смт Головине, Головинський...

stratified rocks are intersected ; last syenite are especially and labradorites. sea, where as also some met with near the they constitute the greater...

clase, microcline, albite, oligoclase, labradorite, and anorthite th ese, albite, oligoclase, labradorite, and anorthite are usually indistinguishable...

DescriptionAnorthosite Labradorite Blue Australe Light - mg.jpg Deutsch: Anorthosit: Dekorationsgestein Labradorite Blue Australe Light auch Labradorite Bianca oder...

Panay is a quartz-diorite of granular texture, or a tonalite, in which labradorite is the predominant feldspar, and the quartz is in part granular, in part...

crystalline granular mix Museum, Melbourne :—" ture of light-green ' labradorite,' and of a dark-green augitic mineral, which, according to its lustre...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 8.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionLabradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 7.jpg English: Labradorite from the Precambrian of Finland. A mineral is a naturally-occurring...

DescriptionLabradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 1.jpg English: Labradorite from the Precambrian of Finland. A mineral is a naturally-occurring...

DescriptionFeldspar - Labradorite Sodium calcium aluminum silicate Nain Labrador 2427.jpg These mineral images are free to use how you wish. Date 15 April...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 3.jpg English: Anorthosite from the Precambrian of Finland...

are forth in the same Report, as to the sedimentary character of the labradorite rocks in the Laurentian, 344. MacfarLANE, in the Report for 1863-66,...

common kind of which is called Gabbro. In another labradorite series the rocks consist of labradorite is and hornblende. called Labradioryte. antique...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 10.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionLabradorite, da tolear, carriere de bekily, madagascar.JPG English: Museo di storia naturale (Florence) - Mineralogy section Date 17 April...

deficient in Silica.) (Quartzless porphyry.) Felsitic base of Labradorite or oligoclase, usually of a dark sometimes colour, amygdaloidal, ...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 5.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionPedestal Chkalov of labradorite.JPG Русский: Облицовка из лабрадорита памятника В.П. Чкалову в Нижнем Новгороде Date 11 April 2010 Source Own...

follows thoclase a ; triclinic feldspar which may be andesine, labradorite, or anorthite sodalite ; natrollte, or some allied ; scapolite...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 4.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionLabradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 5.jpg English: Labradorite from the Precambrian of Finland. A mineral is a naturally-occurring...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 1.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 2.jpg English: Anorthosite from the Precambrian of Finland...

clase), clase), NaO CaO (albite), and CaO Na 2 (anorthite), (labradorite). folia; cl. basal; lustre brilliant; black, b. Abundant in Na...

DescriptionDe-Labradorite.ogg English: Pronunciation recording of German noun inflection "Labradorite", IPA: /labʁadoˈʁiːtə/. Male voice, recorded by...

Chalcedony, Chrysoberyl, Chrysoprase, Garnet, Jadeite, Jargoon or Zircon, Labradorite, Moonstone, Opal, Peridot or Olivine, Spinel, Topaz, Tourmaline and Turquoise...

iron. Other, and contemporary writers added to this with certain list, labradorite or hypersthene-rock, together researches Later and quartz-rocks. crystalline...

c. Mierocline. A a, 5. Muscovite. 6 6. Biotite. Andesine. 2/. Labradorite. 2 g, Bytownite. 27i. Anorthite. The Amphiboles3 a. Hornblende. 2 a...

abundant. The rock contains an equal proportion of short laths of an acid labradorite and granular augite. The phenocrysts of olivine are much changed. Of...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 6.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionLabradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 2.jpg English: Labradorite from the Precambrian of Finland. A mineral is a naturally-occurring...

DescriptionLabradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 4.jpg English: Labradorite from the Precambrian of Finland. A mineral is a naturally-occurring...

proportions. It has been proved by analysis that some of the feldspar is not labradorite, though closely resembling that species in some of its physical char...

proportions. It has been proved by analysis that some of the feldspar is not labradorite, though closely resembling that species in some of its physical characters...

DescriptionLabradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 3.jpg English: Labradorite from the Precambrian of Finland. A mineral is a naturally-occurring...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 12.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 7.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionLabradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 6.jpg English: Labradorite from the Precambrian of Finland. A mineral is a naturally-occurring...

augitic Millepora(Lat. mille,thousand; porus,pore, series " composed of labradorite and au- hole). A genus of corals. gite, oftenwithmagneticiron." Monads...

Labrador are prac¬ tically untouched, but large deposits of iron and labradorite exist. Government. Labrador is under the juris¬ diction of the Newfoundland...

granites is characterized by the presence of orthoclase and oligoclase, or Labradorite, or some other of the Lime Felspars, and by the absence of albite. ...

Herbert Henry. the New Red Sandstone Vogt, Watson, D. M. . . : Labradorite-Norite with Porphyritic a Contribution to the Study of the Gab81 On...

and becomingpermanent. Such diminutionof densityoccurs with idocrase, Labradorite, felspar,quartz,amphibole,pyroxene,peridote,Samarskite,porcelain,and...

characterised by the presence of phenocrysts of olivine, augite, and labradorite Absarokite, ladings, 1895. in a base J. containing orthoclase-mantled...

andesites." The plagioclase in the ophites is generally labradorite; that in the porphyrites is labradorite or calcic andesine. The pyroxene is predominantly...

meta- of these sediments will give rise to feldspars like oligo- chse, labradorite, or scapolite (a dimetric feldspar) ; but in sedi- ments where lime...

DescriptionAnorthite labradorite et opale, galerie de minéralogie du Muséum national d'histoire naturelle.jpg Français : A gauche : anorthite labradorite. Labrador...

Labrador are prac¬ tically untouched, but large deposits of iron and labradorite exist. Government. Labrador is under the juris¬ diction of the Newfoundland...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 9.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 13.jpg English: Anorthosite from the Precambrian of Finland...

Stones CLASS III Hyacinth Moonstone Jacinth Zircon Jargoon CLASS IV Labradorite Agate Amazonite Aventurine Azurite Lapiz-lazuli Malachite Onyx ...

Stones Glass III Hyacinth Moonstone Jacinth Zircon Jargoon Class IV Labradorite Agate Amazonite Aventurine Lapiz-lazuli Malachite Onyx Azurite Bloodstone...

DescriptionAnorthosite with labradorite (Wiborg Batholith, 1633 Ma; Kymi Province, Finland) 11.jpg English: Anorthosite from the Precambrian of Finland...

DescriptionVolga Blue granite (Golovynske Labradorite deposit).jpg English: Volga Blue granite (blocks) Date 1 May 2025 Source Own work Author Tatar11...

Rhyolite (Betandroka) Dj Dacite à cord. (Manomba) DJ Labradorite (Andranomilevina) Df Labradorite (Tanilehy) D| Basalte (près Besevo) 58, 15 i3, r t...

between the extinctions of the two sets of lamellae, which suggests labradorite ; but all round the visible edge there is a narrow zone, which is apparently...

as being the cause of the coloration of the opal. The brilliancy of labradorite is also due to a regular parallelism in the arratngement of elements...

is is recognized quite clear. also clear From is the separa- labradorite and oligoclase to be both Microcline much the plagioclase, however...

DescriptionLabradoriteAMD.jpg English: Specimen of labradorite from Madagascar. 20cm. Date 13 March 2010 Source Own work Author Prokofiev...

moins dix siderable, de sorte qu'il centimetre etrangers." dans labradorite violet figure microlites raillimetre cube; mais le calcul Dans cube...

alumina, lime, and soda nearly in the proportions required (Ab. for labradorite about one third being less than in : An. 3), though the lime and...

hiperstena, como la diorita de liornblenda V albite. de grano grueso el labradorite es blanco agrisado, trasluciente ) con La roca de viso en la segunda...

orthoclase, albite, and oligoclase, with an oc¬ casional crystal of labradorite are shown to be present. The plagioclase feldspars often show well developed...

. . . . . . . . . . . . . . . . . . . . Augite Labradorite . . . Enstatite Leucite . Hornblende Anorthite and Nepheline Muscovite...

as being the cause of the coloration of the opal. The brilliancy of labradorite is also due to a regular parallelism in the arratngement of elements...

Phenocryst of Labradorite in and Akerite (Nandewar Mountains). Plate Lii. Handspecimens of Monchiquitic Lamprophyre and Labradorite Porphyry (Nandewar...

essentially of light-green hornblende and section the rock in texture and labradorite. some The feldspars are extensively altered to sericite, and hornblende...

Silica.) (Basic PORPHYRITE. (Quartzless porphyry.} Felsitic base of Labradorite or oligoclase, usually of a dark colour, sometimes amygdaloidal, with...

розтирачі, ступи, скорочувачі проб тощо. ЛАБРАДОР, -у, ч. * р. лабрадор, а. labradorite, labrador; н. Labrador m – мінерал класу силікатів, різновид плагіоклазів...

LITHOLOGICAL GEOLOGY. 16 another kind of feldspar, contains mainly labradorite, The lime. specific gravity is 2.4-2.7. Either of these kinds of...

DescriptionLabradoriteOslo.jpg English: Labradorite variety Spectrolite from Oslo Museum. Date August 2008 Source Own work Author Shyamal...

Microcline. Albite. c. 2d. Oligoclase. e. Andesine. 2 2 3. /. 6. Labradorite. Dolomite. 9. Gypsum. 11. Garnet. The Amphiboles. 14. Andalusite...

are usu- clase, microcline, albite, oligoclase, labradorite, Of these, albite, oligoclase, labradorite, ally indistinguishable from one another by the...

in matrix. - 170 PAGE FELDSPAR - 175 Amazonstone, Colorado; Labradorite, Labrador; Moonstone, Norway; SunNorway. stone, MINOR GEMS - - 183...

as follows Labradorite (x^biArii) Augite Olivine 57 26 6 Magnetite (titaniferous) 10 . Apatite i 100 The abundance of labradorite, and the relatively...

HENS CHICKEN. THE. (A Story) Illustrations by Henry Pitz. BLUE IN THE LABRADORITE, THE. (A Story), . . Illustrations by Clarence Rowe. BONE, MUIRHEAD....

Rhyolite (Betandroka) DJ Dacite à cord. (Manomba) Dj Labradorite (Andranomilevina) D 58 Labradorite (Tanileliy) Dj Basalte (prés Besevo) I TI .4. 1...

composed of hyper- DESCRIPTION OF THE ECONOMIC AND GEOLOGIC sthene and labradorite which may MAP 367 In the work York, which cul- be called norite...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 8.jpg English: Plagioclase feldspar...

eruptions are andesitic The texture basalt with calcic plagioclase (labradorite) predominating. is andesitic, automorphic porphyritic with a glassy hemotitic...

889). 33. Existence du péridot microliligue dans les andésUes et les labradorites de la chaîne des Pays (Comptes rendus des séances de l’Académie des Sciences...

anorthosite Mont- have been giieiKsea. 1 )r. more massive anorthosites or labradorite rocks of Argenteuil, Terrebonne, etc., as probably of ign* ous oiigin...

Diopside Tourmaline Diamond Phenakite Topaz Turquoise Peridot Labradorite - sink ; Spinel Beryl Chrysoberyl Quartz Corundum lolite Moonstone...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 13.jpg English: Plagioclase feldspar...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 10.jpg English: Cleavage plane striations...

Rhodonite. Allemontite. Alumian. Mesolite. ? Cryolite. 6. Alunite. Labradorite. Gmelinite. Prochlorite. ? Proustite. Pyroaurite. Pyrargyrite. Ankerite...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 7.jpg English: Plagioclase feldspar...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 2.jpg English: Plagioclase feldspar...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 3.jpg English: Plagioclase feldspar...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 4.jpg English: Plagioclase feldspar...

(bookbinding) HILL, SUSAN LELAND Berkeley, California 94 Silver Cross with Labradorite (jewelry) HO LL, GERTRUDE E. San Francisco 95 Glazed Terra Cotta Head...

mica-schist and hornblende-schist, massive pyroxene, and massive and foliated labradorite rocks. Considerable areas of The Upper Laurentian of the granite and...

Stilpnomelane Chalcodite t 274. Barsowite 320. 275. Bytownite ? Labradorite* 321. Oligoclase* Albite* Orthoclase * Petalite* 323. 233. 336....

Silica-Alumina Group, • . Topaz. Emerald, Beryl. Lapis Lazuli. Moonstone, Labradorite. Garnets, Pyrope, Almandine, Carbuncle. .271 CONTENTS. XIV 4. The...

tempi avrebbe trovato ben diversa una labradorite di permiano esistito in di quei quei tempi dalla labradorite attuale o per meglio dire quella di...

giallo-verdicci disseminati massa fondamentale. grossi cristalli dalle di una labradorite basica. L' augite presentasi in due forme distinte. Quella della Michel-Lévy...

massa di si quando si riducono in polvere, una modificazione della Labradorite che prevalen- colore griggio che perdono forse per temente le costituisce...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 5.jpg English: Plagioclase feldspar...

Plumage of Terns. Communicated by Miss GRACEANNA LEwIS. On Norito,or Labradorite Rock. By T. SterryHunt. On the Geology and Geographyof a part of the...

altered breccia. The fresh rock contains abundant tabular crystals of labradorite and some augite and hypersthene in a groundmass of plagioclase and orthoclase...

granular mixture of quartz, felspar (whether orthoclase, albite, or labradorite), and mica, with, occasionally, the addition of schorl and some other...

of the rock first described. Calculated in he Tn 42.G0 Pt'^''''*^ Labradorite 5^, gj, yroxeno or hornblende Magnetite I 5.62 j 1 om ek spar the...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 6.jpg English: Plagioclase feldspar...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 11.jpg English: Cleavage plane striations...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 1.jpg English: Plagioclase feldspar...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 14.jpg English: Cleavage plane striations...

Augitic stone, named after the mineral Augite or Pyroxene, of which, with Labradorite Felspar (a silicate of alumina and lime), it is composed Augite having...

shows that the crystals are fragments of plagioclase, of about andesine-labradorite composition. There are also angular fragments of a diabasic rock (Fig...

the the lava-flow continues its motion while the rating crystals of labradorite, sides, cavity and ; so destroy the while, bubbles are or altered...

Sibérie... - K Kaolin. Krokydolite. Krystalkeller. 7 13 47 T Ju Labradorite... Lapis lazuli. Leberkies. Lépidolite. Leucite. Liège fossile. Limonite...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 12.jpg English: Cleavage plane striations...

the same instant. These colors appear to proceed from just within the Labradorite. sents a still this is cut in a more remarkable play of polished...

(whether Those composed of a granular mixture of quartz, albite, or labradorite), and mica, with, orthoclase, occasionally, the addition of schorl...

DescriptionLabradorite plagioclase feldspar (Nain Anorthosite, Mesoproterozoic, 1.29-1.35 Ga; Nain, Labrador, Canada) 9.jpg English: Iridescent plagioclase...

diopside pyroxene and augite, the plagioclase feldspars anorthite, labradorite, or oUgoclase, the phosphate apatite, the oxides magnetite and chromite...

constituents of volcanic and crystalline rocks. Two kinds of felspar named labradorite and anorthite have been recorded in meteorites, and such minerals as...

silica, Maskelynite, a singly refracting mineral with the composition of labradorite. ature of and smanite. Qf the above, troilite is perhaps identical...

there are micaceous, and many other kinds of gneiss and which hold labradorite or anorthite in- quartzose, garnetiferous even gneissose rocks, ;...

general work. The Augita appearance of one of these finished sections Labradorite Iron Ore is shown in ^Figure 1. By this process the minute mineral grains...

rock, it may be replaced in part or in whole by microcline, oligoclase, labradorite or albite. The mica may be muscovite or biotite, and possibly other vari¬...

Adirondacks became obvious. now our approach rous huge boulders of labradorite rock or feldspar — of the familiar —sometimes called bluish, ashen...

the plagioclase appears to lie between a basic oligoclase and an acid labradorite. From its relations to the quartz blende seems to have been the...

silica, Maskelynite, a singly refracting mineral with the composition of labradorite. Nature of te tl Of the above, troilite is perhaps identical with...

grayish with shades of green and yellow. PREPARATORY 5 INSTRUCTION. Labradorite, a lime soda, often iridescent. Color, usually ash or greenish-gray...

In all and ortho- "leucitite," as both labradorite present in the former case, or a little labradorite alone in the latter, in such cases the name...

the plagioclase appears to lie between a basic oligoclase and an acid labradorite. From its relations to the quartz blende seems to have been the...

triclinic felspar, especially of that peculiar variety known as labradorite, or felspar, and which sometimes by its Labrador wonderful iridescent...

banded The weathered to labradorite a brilliant is entirely in Lyon falls, where the flowage it is chiefly labradorite, with considerable pyrite...

consisted originally of olivine (hyalosiderite), magnetite, ilmenite, labradorite, and accessory spinel. From surface indications and magnetic observations...

varieties of quartz, called agate, bloodstone, jasper, and so forth. In Labradorite, or Labrador feldspar, a beautiful play or change of colour is observed...

2.74 2.76 2.78 Leucite. Basic glasses. Nephelin. Schiller spar. Labradorite. Calcite. Beryl. Meionite. Talc. Anorthite. Chlorite (ripidolite). ...

DescriptionReverie de pierre anorthite variete labradorite finlande musee national d'histoire naturelle.jpg Français : exposition Rêveries de pierres...

DescriptionManifattura fiorentina, tabacchiera in labradorite e oro, 1790 ca, dono di ferdinando III del 1 lug 1794.JPG English: Museo di storia naturale...

and many other kinds of gneiss and even gneissose rocks, which hold labradorite or anorthite instead of orthoclase, are sometimes, though not accurately...

in diameter; these felspars ordinarily the composition of andesine, labradorite, anorthite, or of intermediate varieties. Their colours are various...

parallel. There majority are laths are likely present therefore both labradorite and andesin, and perhaps oligoclase as well. The mineral largely altered...

and most of the parallel. There are likely present therefore both labradorite and andesin, and perhaps oligoclase as well. The mineral largely altered...

epidote, heated with the iodo-citric mixtui'e, are strongly attacked. labradorite, liornblende, and spodumene, Orthoclase, are very feebly attacked...

and many other kinds of gneiss ; and even gneissose rocks, which hold labradorite or anorthite in- stead of orthoclase, are sometimes, though not accurately...

Roberts Victor Mine, South Africa Osumilite, Nain, Labrador Plagioclase (Labradorite) Lake County, OR Pyrope, Kakanui, New Zealand Quartz, Hot Springs, AR...

[coMTnnTKD noM PAOS 212.] To explain the generation of silicates like labradorite, scapolite, garnet, and sanssurite, I suggested that double aluminous...

or augite or biotite. Accessory labradorite, rhombic pyroxene, apatite, quartz. Gabbro Group. Essential labradorite or anorthite, pyroxene. Accessory...

feldspar, inohide intermediate varieties, such as oligoclase, andesine, labradorite, and bytownite, which contain lime and soda in varying proportions, depeiKhng...

common kind, and in the other two important varieties, oligoclase and labradorite, varying but a few degrees from a flat, right angle. The on the face...

Barite. 344 345 3. Catlinite. 345 4. Fossil Coral. 346 5. Labradorite. 346 6. Lapis Lazuli. 347 7. Malachite and Azarite. 347 8. Nephurite...

its cleavage faces, and Labradorite is remarlvable for the sph^ndid play of colours observed in specimens. some Labradorite, Anoriliitc and Oligoclase...

deportment with the blow- pipe &c, that the feldspar part of the compound is labradorite, or is supposed to be such with a considerable degree of cer- whole...

Rocks. and mica, with, occafelspar (whether orthoclase, albite, or labradorite), As the aspect of the addition of schorl and some other minerals. sionally...

crystalline rock which is used in building is norite and consisting of labradorite and hypersthene, with some brown mica. It is a common rock In the Adirondack...

and when polished glistens peacock's feather. It is is in called labradorite,^ the sunlight like a used for brooches, and oc- We casionally for...

north-east corner of Map showing 230 Tripyramid mountain, sienite in labradorite, Fig. 25, Section from Mt. Lafayette to Mt. Plate XII, (no) .171...

Scapolite, ... 9. Staurolite,. . 333 10. Feldspar, .. . 334 11. Labradorite,. 350 26. Clintonite,. 356 . 27. Andalusite,.„. 361 362 28. Bucholzite...

constituents of volcanic and crystalline rocks. Two kinds of felspar — named labradorite and anorthite—have been recorded in meteorites, and such minerals as...

37 (rf.) Amazon Stone, 37 B. Albite, 37 C. Oligoclase, 38 D. Labradorite, 39 E. Anorthite, F. Leucite, 40 41 G. Nepheline, 42 The Hornblende...

b. Microcline. 7. c. .">. 8. Oligoclase. 9. e. Andesite. Labradorite. 10. Olivine. 11. Garnet. Epidote. Gypsum. g. Bytownite. 12....

Phcenix mine 6. Vertical Cross-section 7. Carlsbad twinn of labradorite 8 of labradorite Dia.'rain exhibiting extinction angles of a Carlsbad twin 9...

CALCIC IGNEOUS ROCKS PRIMARY MINERALS: Trisilicates, feldspars: andesine, labradorite, bytownite, anorthite; Metasilicates, pyroxenes: enstatite, hypersthene...

The principal clases. are Oligoclase, the "soda-lime felspar," and Labradorite, the "lime-soda felspar." Flint. See Chalcedony. Garnets. A series of...

strictly such. Instead of potash feldspar they have a lime feldspar (labradorite) and with it quartz and hornblende. Granites, syenites, gneisses and...

beautiful blue and bronze iridescent felspar is found. It is called labradorite, 3 and when polished glistens in the sunlight like a It is used for...

Corundum Titaniferous in Peridotite and Ilmenite occurrences Magnetite Labradorite, Augite-Syenite, Nepheline-Syenite, etc. Literature The Occurrences...

feldspar, include intermediate varieties, such as oligoclase, andesine, labradorite, and b5^to^\Tiite, which contain Hme and soda in var^ang proportions...

Staurolite, 333 10. Feldspar, 334 27. Andalusite, . , 11. Labradorite, 341 28. Bucholzite, . . 342 29. Kyanite, . . . . . 9. 12...

Th#Moisie Rapids — Dimensions — The Boul­ ders of the Moisie Rapids — Labradorite — Fire-rocks — Montagnais and Cree Dialects — Vapour Baths — Essence...

placed are oligoclase, with soda in hence called soda-lime feldspar, and labradorite with stress excess and . species, is lime in excess and hence called...

THE CANADIAN NATURALIST. 8 [Fek of a rock apparently composed of labradorite and pyroxene, the removal of the lime and magnesia from the decomposed...

specimens are dark gray, with numerous small glistening phenocrysts of labradorite, showing best on fractured surfaces. The rock exhibits a greenish tinge...

"leucitite," as both labradorite and orthotephrite tephrite," or clase may be present in the former case, or a little labradorite alone in the latter,...

cross with a line at bottom for a basic feld; — 1 spar, andesite, labradorite or anorthite, when is it desirable to rocks are hornblende, augite...

triclinic felspar^ peculiar variety especially of tliat known as labradorite, or felspar, and wMch 13 a. Labrador sometimes by tZ2 its wonderful...

PORTAGE. The Moisie Rapids High-water Portage The Boul- Dimensions Labradorite Fire-rocks ders of the Moisie Rapids Montagnais and Cree Dialects Essence...

altered to Magnetite; trace of calcite. iddingsite.) 6.5 Fine and medium, Labradorite, augite ..... _.•.... Magnetite, analcite (?) . porphyritiC. 6.6 ...•...

OR THE GRAND PORTAOE. — The Moisie Rapids — Dimensions — The Boul— Labradorite — Fire-rocks — Montagnais and Cree Dialects — "Vapour Baths — Essence...

triclinio felspar, to especially of that peculiar variety known as labradorite, or Labrador felspar, and which sometimes by & o 03 w ;i, its ...

286 . 356 ., 361 27. Andalusite, . 362 Clintonite,. , 11. Labradorite, 341 28. Biicholzite, .. 364 12. Albite, 342 29. Kyanite, ....

DescriptionGVFKAStoneToolCraftsmanShowLabradorite.jpg English: The Genesee Valley Flint Knappers Association Stone Tool Craftsman Show 2018 Date 24 August...

oxyds of iron. Othei', and contemporary writers added to this list, labradorite or hypersthene-rock, together with certain crystalline limestones and...

exhibited a iine-grained matrix, in which rested short, thick slabs of labradorite and large prisms with pyramidal terminations of much disintegrated augite...

between the extinctions of the two sets of lamelle, which suggests labradorite ; but all round the visible edge there is a narrow zone, which is apparently...

the true In the bed of the river were nume- rous huge boulders of labradorite rock or feldspar hypersthene granite Step now our approach — sometimes...

225. ii, 1-79. in the case 8 of a rock apparently composed of labradorite and pyroxene, the removal of the lime and magnesia from the decomposed...

Laurentian. "hypersthene rocks " of Dr. Emmons consist of labradorite and pyroxene or labradorite with hypersthene and some pyroxene, and hence are often...

of triclinic felspar, especially of that peculiar variety known as labradorite, or felspar, and which sometimes by Porphyry. Labrador (x.) its...

and many other kinds of gneiss ; and even gneissose rocks, which hold labradorite or anorthite stead of orthoclase, are sometimes, though not accurately...

..... 27 27 27 Stone, 27 B. Albite, 27 C. Oligoclase, 28 D. Labradorite, 29 E. Anorthite, 40 P. Leucite G. Nepheline, 6. The Hornblende...

mineral Augite or Pyroxene, black, heavy, like Augitic of which, with Labradorite Felspar (a silicate of alumina and lime), it is composed Augite having...

in system of crystalization. They are albite, oligoclase, andesine, labradorite and anorthite. Albite, as the name implies, is usually white in color...

and many other kinds of gneiss ; and even gneissose rocks, which hold labradorite or anorthite instead of orthoclase, are sometimes, though not accurately...

are the labradorite rock and gabbros from the Adirondacks. No. i shows a massive, coarsely crystalline aggregate of dark crystals of labradorite from Lake...

SILICA-ALUMINA GROUP, . Topaz. Emerald, Beryl. Lapis Lazuli. Moonstone, Labradorite. Garnets, Pyrope, Almandine, Carbuncle. .271 CONTENTS. XIV 4. THE...

high as 27°, requiring the presence of a feldspar as In the basic as labradorite. work of Pumpelly above classical cited, from the Granite Street...

placed are oligoclase, with soda in hence called soda-lime feldspar, and labradorite with stress special species, is lime in excess and hence called...

more Lower formation. limited in geographical extent than the of Labradorite and series Anorthosite rocks, and contains different metnllic ores...

Exact Sciences by Frederick A. P. ; Barnard, XXII.— On Norite or Labradorite Rock; by T. Sterry Hunt, XXIIL— On the cause of the color of the ...

in system of crystallization. They are albite, oligoclase. andesine, labradorite and anorthite. Albite, as the name is implies, usually white in...

Continued. ChrysocoUa Pyrite Cannel coal, jet, and lignite Mica Labradorite Sunstone Moonstone Amazonstoiie Slate Variscite Calamine Fluorspar...

are kinds of other gneiss; and even gneissose rocks, winch hold labradorite or anorinstead thite of orthoclase, are though not accu- sometinu's...

Onyx or sardonyx; Orthoclase ; Oligroclase and labradorite; Sunstone ; Moonstone; Iridescent labradorite; Amazon stone; List of gem stones com¬ piled by...

it contained crystals of red, brown, and greenish colours, apparently labradorite, and pyroxene some of the other streams contained crystals found in both...

concerning er it, Gabbro is sometimes ItisdiflBcult to conceive " labradorite I (Editor's note, by T. hiuk and found with these, a ; the above...

He concludes from the large amount of Silica and Potassium found that Labradorite cannot be an essential component and hence it is not really a Melaphyre...

Color, generally whitish or grayish with shades of green and yellow. Labradorite, a lime soda, often iridescent. Color, usually ash or greenish gray...

of triclinic felspar, especially of that peculiar variety known as labradorite, or Labrador felspar, and wbicli sometimes by its wonderful iridescent...

It and when polished glistens peacock’s feather. It is is in labradorite called the sunlight like a used for brooches, and oc- We casionally...

of quartz, called agate, blood- stone, jasper, and so forth. In Labradorite, or Labrador feldspar, a beautiful play or change of colour The Opal...

feldspar, usual white color; and one of others are these, called labradorite, a constituent of trap, basalt, and other igneous rocks another is...

of volcanic and many crystalline rocks. Two kinds of felspar named labradorite and anorthite have been recorded in meteorites, and such minerals as...

Overlying and Cambro-Silurian (Ordovician. , site, I of Logan (Labradorite, Anorthoby him to overlie the or Nciiai. Series), supposed S«e also...

decomposed, extinguishing at angles which are most in agreement with those of labradorite, together with hornblende, which, from its irregular external form, its...

52 53 Lewis Corners. wollastonite, Cross.. . . . abundant : labradorite dark gray, brilliant amphibole. actinolite, hornblende arsenopyrite...

building stone at Toronto and Hamilton. first formation. Labradorite. Abercrombie. The labradorite rock is abundant in many parts of Laurentian region,...

analyses show many minor modifications in the component parts of orthoand labradorite, the following may he regarded as their general clase, alhite, oligoclase...

anorthosite, from which the beautiful 2<j THE PROVINCE OF QUEBEC mineral labradorite is obtained. The Morin anorthosite area begins at the edge of the Plateau...

porphyritic development, carrying as phenocrysts oligoclase and more rarely labradorite and augite. Like the diabases mentioned above, the diabase-porphyrites...

determinations should be referred to Olivine. : See Albite, Oligoclase, Andesine, Labradorite, Bytownite, Anorthite, Orthoclase, Anorthoclase, Perthite, Micro perthite...

consisting of brown, lustrous hornblende and white to greyish-white labradorite an oo" in the — Diorite. aggregate commonly called diorite. Except...

fino a bianco , con rari e piccoli fenocristalli di sanidino, andesina-labradorite, augite, alcuni prismi allungati di antibolo sodico e biotite. Il vetro...

types. magnesian, others these are in of compounds consist like labradorite, highly aluminous basic silicates, in great part anorthite and which...

andesite, crystals of augite or horn¬ blende, biotite and magnetite with labradorite as the chief feldspar. Augite-andesite—Is a dark-gray nearly black rock...

486 529, 530 which two crystals of labradorite are separated by a crystalline mass of mixed labradorite and hyper- 530 stein 533, 534 Banded...

di — 31 marmo IX Pontefice Pio Al disopra veggono due belle Labradorite, donate al nel 1878. di quella a destra sta di porcellana di Berlino...

and when polished glistens peacock's feather. It is is in called labradorite, 3 the sunlight like a used for brooches, and oc- anchor one ornamenting...

affectionner tout particulièrement ce coin ignoré de la presqu'île. Labradorite. Ce minéral dont j'avais constaté antérieurement à ce rapport, la pré-...

inclinate a nelle sezioni durre che il l'anortite, ma compresa tra la labradorite della serie fa parte plagioclase (010) e questa determinazione...

minéralogistes de l'école de Werner appellent actuellement Pauute. (B.) LABRADORITE. (Min.) M. de la Metherie qui a trop souvent cru mettre quelque chose...

Twps., Pocono mountain, 1620' A. T.. Monroe Co., Z, p. 75. Boulder of Labradorite rock 4'x3'x3' (from Adirondacks) at moraine on McMichael's creek, 900'...

aperçoit, au sud, Alambre loin phonolithe y a percé une vaste étendue de labradorite. le nom — Le lac de lac d'Arcône, se trouve à environ 5 kilo- ...

and comes gray, carbuncle in Prices, at present, are hearts. Labradorite much used. have none specimens only, Malachite is is balls steel...

Proceedings of the Geological Society Prof. J. H. L. Vogt on Labradorite-Norite with Porphyritic Labradorite Miss G. L. Elles on the Conway Succession Mr. A. J...

common salt, sal ammoniac, limonite, quartz, augite, chrysolite, garnet, labradorite, feldspar, gypsum, soda-alum, copperas, glauber salt (sodium sulphate)...

volcaniques de l’Islande, les trois espèces de Feldspath : Anorihite, Labradorite et Jtbiic. Il montre la composition d’une lave provenant de la coulée...

labradorita del Pinacate, Sonor a (L) Estudio quimico y optico de una Labradorite del Pinacate (L) Reconocinnento de algunos criaderos de fierro del Estado...

The mean Ad 39.3 Or 19, and its Ab33 7 Or 15 to andesine An5g.8 from labradorite An^4 7 Ot3. 3- These plagioclases have a mean Fe203 content of 0.64%...

rifrazione mostrano appartenere a miscele di labradorite-bitownite. Nei si notano zone alterne di labradorite di anortite quasi pura. Tra i e di bitownite...

Gypses. 68. Syhes, Debergue et Comp.^ de Montréal, dans Bas-Canada. Labradorite. 69. Tangmy j le ,.;;, de Rimouski, dans le Bas-Cana- 70. Tard»/...

noticed, iv, 144 Kearsarge Mt, altitude of, Eastman, viii,! jLabradorite rock, Hunt, Labradorite or norite noi 1 Kekule, A., Professor, King, on Eozoon...

les côtes occidentale et orientale quelques filons d'andésites et de labradorites augi tiques altérées qui traversent les sédiments. L'âge minimum des...

Obsidian. Dendrite. Lapis-lazuli. Uralian emerald. Cat’s-eye. Kyanite. Labradorite. Unio pearl. Camelian. Krokydolite. FOREVER Fire-opal. Opal. Ruby. Emerald...

exhibition in St. John's. Apparatus for polishing Labrador blue stone (Labradorite), successfully installed. — Engineering work. Large new steel working...

CRD-G-2e material had fresh surfaces. The rock was composed largely of labradorite (a plagioclase feldspar) and pigeonite (a clinopyroxene), with lesser...

planed down or removed by denudation. It has been suggested that certain labradorite rocks forming a range in the township of Tudor, known locally as the...

exhibition in St. John's. Apparatus for polishing Labrador blue stone (Labradorite), successfully installed. — Engineering work. Large new steel working...

generally elongate rhomboids, very like, if not tbe same with, common Labradorite, to which it seems to be very nearly allied. Observations on CHAETETESand...

generally elongate rhomboids, very like, if not toe same with, common Labradorite, to which it seems to be very nearly allied. Observations on CHAEIETES...

anorthite, byolivine, much augite, with basic felspars townite and labradorite. These represent in section part of the materials that were added to...

mica e in alcuni casi schistose come le ardesie; feldispato ortose e labradorite in cristalli abbastanza decisi, kaolino purissimo e d’eccellente qualità...

WHITMAN CROSS 454 The use of the soda-lime feldspars — oligoclase, labradorite, and anorthite, as factors in the subdivision of feldspathic rocks,...

Iris E Emerande Emerald. Rubis— Ruby. Einerandt The — Emerald. — Labradorite. Emerande — Emerald. in rose diamonds. — U in of pearl. Emerande...

proximity to the red rock, consists of the three essential ingredients, labradorite, diallage and magnetite, with some necessary products of alteration...

pyro.xene, sphene, tourmaline, gist. apatite, colophonite, scapolite, Labradorite, epidote, &c &c. Geologists difler in opinion, on the question, whether...

crushed and very gneissoid near the peripheral parts of the mass, the blue labradorite-augen showing constant decrease in number and eventually disappearing...

hasbeendisturbed havecomein contact rocks Where byaneruption igneous labradorite or with ofpyroxene I am a complex which -suchatleastisthebestexplanation...

Dolomite Magnesite Barytes , at the discretion , , , Agates , Jasper Labradorite Sunstone Hyacinths , (for ceeding £50 will be apportioned, Iron...

Oligoclase ....... 409 Andesine . . . . • . .410 XVI CONTENTS. Page Labradorite Mica Hydrated Silicates with Bases R203.—Amorphous Sili ates of Alumina...

possible to reproduce the various play of colours in opals and in labradorite, the translucency of such stones as the onyx and agate, and a brilliance...

two series, oblique The whole of Adularia, amazonite, Andesin, labradorite, bytownite, considered as acid felspars, in contradistinction to the...

for yielding of minerals. being dolerites, composed of augite and labradorite, with ferruginous matter, blended together in a compact and homo- ...

Plagioolastic Felspar, Hornblende, Magnetite, etc. An igneous rock. Labradorite, Olivine, Magnetite, and Titani- Dolerite. 187. ferous Iron, -with...

a trace Lapis- Lazuli Schorlomite Cryophyllite ; Wernerite ; Labradorite Grossularite ; Tachylite ; Porcellanite ; . Wohlerite ; 292...

feldspathic coming under the and amphibolite, categories of hyperite, labradorite, diorite, which make so large a part of the Laurentian system in North...

right angles to the brachy-pinacoid, plagioclase zonal to be largely labradorite. A The crystals of plagioclase idiomorphic, though somewhat corroded...

figures of animals, &c. Hematite, black and fineh'-polished Otus eye. Labradorite, oval button or knob, broken at base. Fluor spar, purple beads. Porpliyry...

">7 Alterations 258 Triclinic LTi!) Albite, oligoclase, andesine, labradorite, bytownite, and anorthite 259 Occurrence 259 A Iterations 260 ...

Oligoclase Rocks. Diorite and allied Rocks, Perphyrite, fee, b. Labradorite Rocks. c. Older Anorthite Diabase and allied Rocks, Gabbro, &c. Older...

example, with extraordinary brilliancy on a polished slab of the mineral Labradorite ; among organisms, although suggested elsewhere, they attain their maximum...

they are unconformable to the : Quartz-diabase, showing plagioclase (labradorite) P imbedded in a micrographic intergrowth of quartz and feldspar. From...

orthoclase, nepheline, sodalite, intergrown fel- hornblende, zoning of labradorite Basic rocks Olivine gabbro, diallage, olivine, augite, reaction rims...

of diamonds in this diabase have been reported. The rock consists of labradorite, augite, hornblende, ilmenite, chlorite, and a little quartz. It contains...

CORUNDUM CALCITE BERYL 141 183 SPINEL AND CHRYSOBERYL XII. LABRADORITE CROCIDOLITE GARNET . . . . . . . . . . . . . .198 . 205...

feldspathic rocks coming under the often rocks are categories of hyperite, labradorite, diorite, and amphibolite, so large a part of the Laurentian system in...

is rather of unusual struc- ture, the large crystals of felspar (labradorite) its being chief characteristic. It has been utilised in the Sydney...

e'vy) Orthod.ase.f3) Oligoclase (4) Apatite (5jBiotite 'vpidote. Labradorite flO)Augite (Black) Magnetite . MANUAL OF =EOLOGY . i-OR^i/A Gbeoretical...

Vivi- 178 anite, (Felspar : Microcline, Anorthite ix 168 .... Labradorite, 190 LIST OF PLATES PAGE Plate 26. SILICATES : (Amphibole Group)...

all the feldspathic rocks it is categories of hyperite, which make labradorite, diorite, They and coming under the and amphibolite, so large a...

tite. Fine grained • Soda-lime feldspars ---- -- -- -- - - -- -- - (labradorite to by· townite), hypers· thene, olivine, and magnetitp. Coarse Orthoclase...

little iron oxide. turned out on the albite plan, and belong to the labradorite-anorthite group. The augite is a group of large, ill-defined crystals...

white gneiss, which pyroxene and plagioclase feldspar, either andesin or labradorite, with accessory apatite, magnetite, titanite and zircon. In most of the...

alabaster, aragonite, gyp^ ; sum (all calcareous), serpentine, porphyry, labradorite, basalt, and some others, whose constituents are essentially different...

after a thirty years' Montague Island bases of the columns, with their labradorite crystals, are resisting the inroads Office Such constancy of colour...

the oligoclase-andesme series, seldom if ever becoming as basic as labradorite. The augites in these rocks are very variable in character, ranging...

contact effect.3 Cape Ann, Massachusetts At Pigeon Cove, Cape Ann, is a labradorite porphyry dike of very coarse grain, 25 feet wide and traceable : for...

brilliancy on a polished in the inorganic world, slab of the mineral Labradorite although suggested elsewhere, maximum brilliancy in birds their degree...

Amber. and Anorthite, The Woodcock, 28. Characters of 29. Albite, Labradorite Zoology. 30. IV, 31. Chinese Year. Rose on Felspar, - 33. Cutting...

17 Anorthite 2 Feldspars Orthoclase Microcline Alldte Oligoclase Labradorite alkalies. 9 12 9 Some of these alkali-bearing minerals are very...

Principal Feldspars Per cent Varieties Orthoclase Albite Oligoclase ; Labradorite Anorthite As an t Si02 AI2O3 K2O 64.7 68.0 62.0 53.0 43.0 18.4...

quantities At the present time the whole of the sodium of NaAlSi 3 8 labradorite, oligoclase, sodalite Occurrence. , commerce Na 4(AlCl)Al 2 (Si0 4...

3) 2 s , s)8 + O + (Mg, Fe) O s ) and and 3 Ca Al 2 Si 2 Si 3 labradorite, s the Si 2 oxides, magnetite, Fe O, Fe 2 s ; (Na Al O chromite, Fe...

expedition accompany Dr. Grenfell to Taber's Island, where specimens of labradorite are secured, and rejoin the schooner September (5 p. M.), p. M.)...

so beryl . . 3-76 Turquoise . 2-75 4-6 Pyrope . . 375 Labradorite . . 2-72 4-2 Hessonite . 3-66 Beryl . . 2-70 4-0 Spinel...

APOPHYLLITE JADE, NEPHRITE, AMAZON-STONE, MALACHITE, . XVII. 300 LABRADORITE, MOONSTONE, SUNSTONE, ADULARIA, PHENAKITE, ZONOCHLORITE, DlOPSIDE, DlOPTASE...

Keeseville. This rock almost entirely is made up of lime-feldspar (labradorite) some phases contain quite a little pyroxene and readily in two directions...

compact, massive, like dolerite ; but in addition grains. When to labradorite and pyroxene, lava becomes glassy, it is it contains chrysolite...

Adjacent Faces and Cleavage Angles Albite 93 36' Anorthite 94 10' Labradorite 93 56' Oligoclase 93 28' 127 116 128 Amblygonite 104 30' Chalcanthite...

(Amphibolite). Hornblende Schist. Syenite (Quartz, Feldspar and 6. Labradorite. 7. *Albite, Jasper. showing 30. 31. crystalline Hornblende) strictly...

Lancaster Co. serpentines, Northampton Co. serpentines, The argument from Labradorite, The argument from Marble, The argument from Apatite, The argument from...

202 PRECIOUS STONES Moon-stone 202 Lapis Lazuli Malachite 203 206 Labradorite, or Labrador Felspar Jet Jade, or Nephrite. . Amber Coral . . ...

been flow. (10) as a limhurgite. The examination suggests that the labradorite and anorthoclase are but further stages in magma. The the crystallisatiaon...

Heliotrope or Bloodstone — Cat's Eye— Opal— Orthoelase — Oligoclase — Labradorite — Olivine or Chrysolite — Epidote — Kyanite — Vesuvianite —Andalusite...

Scapolite. Nuttalite. Felspar. Orthoclase . Albite Oligoclase Andesine. Labradorite Glaucolite Lepolite Lindsayite Indianite. Anorthite Hyposclerite Mica...

catepetl, Stromboli. in Italy, as on xxxi TenerifFe, Popo- or labradorite, as on Etna and ; Palagonite, exactly similar to that of Iceland or...

— Incident on previous sequel — Zhitomir— Visit cathedral and city— Labradorite quest by Bohemian quarryinvitation accomplished— Hospitable Journey by...

Alumina New method of producing 439 Aluminium food containers 361 from labradorite 87 Industry in Germany 418 America Key industries In 873 Lime industry...

Azvre-Spar Feld-Spar, embracing In the geadularia, albite, anorthite, labradorite and scapolite. nus Kouphone- Spar were grouped not only leucite and sodalite...

besides which, lithographic stone of good quality ; agates jasper, labradorite, sunstone, hyaci?iths, amethysts, oriental- and ornamental purposes...

Measures Ordinance, 1917 ... Norway: Aluminium sulphate, production from Labradorite Harbour works, etc. at Haugesund ; Competition of plans ... Oils and...

Gravel - almost always with superior characteristics. Sunstones (labradorite phenocrysts Watt, 726 F.2d 1376 (9th Terrazzo - common See U.S....

phenocrysts of plagioclase of an andesine or acid The groundmass con- labradorite variety and a little augite are present. Titanite is an accessory mineral...

advance during the descent of the same. Newton's Journal, xxxviii. 430. LABRADORITE, opaline, or Labradore feldspar, is a beautiful mineral, with brilliant...

enstatite and bronzite, diopside and augite, hornblende, anorthite and labradorite, magnetite and chromite, olivine, There etc. is likewise a carbonaceous...

an intimate admixture of felspar To the latter, an iron-bearing (labradorite or anorthite) and augite or pyroxene. mineral, the toughness and...

123 LETTER XIII. Felspar—Adularia or Moon-stone — Opaline Felspar or Labradorite—Green Felspar—Blue Felspar—Avanturine Felspar — Sun-stone — Compact ...

R. Treviranus, M. D., &c. G. - By - 41 75 IX. Analysis of the Labradorite Felspar found in the TrapRocks of Scotland. By Captain Le Hunte. Com-...

the more or less parallel rearrangement of the porphyritic crystals of labradorite; then follows the drawing out of these crystals by strain- slip fracture...

stretching westerly in a line nearly parallel with the north- blende and labradorite. ern chain. This belt silver, A is traversed by veins containing...

predominates in the Adirondack region, and shows gneissoid, granitic, labradorite, and hypersthene rocks. The Laurentian is followed by the Potsdam Sandstone...

used for building, flagstones, etc.— Metamorphic. GABBRO: Cleavable Labradorite; (Lime - soda DESCRIPTIONS OF ROCKS. 21 Feldspar) and Pyroxene....

Measurements of the extinction angles of contiguous twinned lamellae indicate a labradorite. The most noticeable difference between the plagioclase of these rocks...

rapid alternations of pale and dark bands, the former composed mainly of labradorite, with some augite, uralitic hornblende and magnetite, and containing...

MINERALOGY 18 on the basal cleavage so frequently seen in oligoclase and labradorite (see figs. 187 and 188). Two crystals may be attached to each other...

called agate, blood-stone, jasper, and so forthIn most varieties of Labradorite, or Labrador Feldspar, a beautiful play or change of colour is observable...

Jargoon. K. Kyanite. L. Lynx-sapphire. Krokidolite. Lapis-lazuli or Labradorite. M, Moonstone Malachite or Moroxite or Marcasire N. Natrolite...

aU the categories of hyperite, which make many feldspathic rocks labradorite, diorite, It will and coming under the and amphiboUte, granites,...

the oligoclase-andesme series, seldom if ever becoming as basic as labradorite. variable in pleochroic character, ranging varieties orange color...

— scolezite — datholite . . 33 Prehnite — apophylite — pectolite — labradorite — isopyre allanite— wollastonite — doranite . . . • 34 CHAPTER VII...

TO JEWELLERY AND ORNAMENTAL PURPOSES. Class 5tli— Agates, Jasper, Labradorite, Sunstone, Hya- ciNTHus, Oriental Rubies, Saphires, Amethysts, Ribboned...

Moonstone 89 Sunstone (Avanturine Felspar) 90 Amazon Stone (Green Labradorite Cyanite Felspar) . . . 91 91 93 Lapis Lazuli 94 Hiddenite ...

rehlenianutn, ( . Anal hid S. roseuni] 10. S. quadratura, 1. ElcBolite. Labradorite. opalescens, !». S|>. Si'ATUM. G=2. 1—3.1. S. 4. S. 5. Cleavage...

chrysoberyl, pyroxene, sphene, tourmaline, apatite, colophonite, scapolite, Labradorite, epidote, &c &.c. Geologists differ in opinion, on the question, whether...

Lancaster Co. serpentines, Northampton Co. serpentines, The argument from Labradorite, The argument from Marble, The argument from Apatite, The argument from...

titanite and an interesting occurrence of a feldspathic mineral resembling labradorite. GLACIAL WATERS FROM ONEIDA TO LITTLE FALLS BY HERMAN L. FAIRCHILD...

Feldspar. There are many feldspars, the principal ones being Anortldte, Labradorite, Albile, Oligoclase, Orthoclase, Andesite. The orthoclase is most abundant...

€lion(lrodite, 71 Chromic iron " • mifa, 105 " Anorthite " Labradorite Microcline Chroraite. " rar. Garnet. " Oligoclase var. Mica....

Decomposed Sahlite. Compact Felspar. Felspar. Hornblende, massive. Labradorite. Hornblende, crystallized. TremoHte. Albite. Actynolite. Subsulphate...

chromic iron, pyrite, apatite, olivine, augite, enstatite, hornblende, and labradorite. No more convincing proof could be desired that some at least of the...

equal distances from the plane, These feldspars represents a basic labradorite. work, the other minerals The diabase texture. filling is up the...

mainly composed of angite and triclinic feldspar, which is probably labradorite. It has been found in well-digging within the belt that has been indicated...

clase) is triclinic (Plagio- : a. Oligoclase Rocks. &c. b. Labradorite Rocks. c. Older Anorthite Diorite and allied Rocks, Porphyrite...

Lennilite, 147 Cassinite, Moonstone, Albite, Ol'joclase, Sunstone, Labradorite, Amazonstone, Perthite, Peristerite, Leoparite, Obsidian, Pitchstone...

and irregularly broken. In composition they are between andesine and labradorite. Augite occurs as stout crystals always partly decayed and replaced by...

pletely kaolinized.* oligoclase occurring in the same rock is com- Labradorite does not commonl}' alter to ka- olinite.f Origin of day deposits...

can scarcely be doubted that the Labrador series occurs in Skye! The labradorite and hyi)ersthene-rocks from that ish.nd are identical with those of the...

points of the feldspar as ranging from 1140 C. in sanidine to 1230 C. in labradorite. In the brickette under consideration it is evident that the feldspar...

consisting in its core of a fine¬ grained aggregate of pyroxene and labradorite crystals. The other diabase sheets were of varying hardness, being some¬...

characteristic rock and constitute all the high peaks but one. The blue labradorite rock, sometimes giving opalescent colors in the brooks, is almost universal...

(White Opal, Black Opal, Fire-Opal) XXXI. FELSPAR (Moonstone, Sunstone, Labradorite, Amazon-Stone) . -254 . XXXII. TURQUOISE, ODONTOLITE, VARISCITE...

lower portions are gneissoid and granitic, and the higher consists of labradorite and hypersthene, forming a coarse granitic mass. Ex- tensive beds of...

consisting of a rock, gneissoid or granitoid in character, made up chiefly of labradorite, or 1 b, river, related anorthic feldspars, but including also true...

earliest eruption. of eruption. Antiquity of Etna. The lavas of Etna. Labradorite. ous iron. Augite. Olivine. Mr. Rutley's Analcime. examination...

source of wealth. (talc or soap-stone), Here and there small deposits of Labradorite (opalescent feldspar), fibrous calcite (satin spar), chalcedony (agate...

INDICES OF REFRACTION OF MINERALS. Thus the 15 indices of anorthite, labradorite, andesine, are all n = 1.580, n = 1.559, n = l. 553, greater than...

relative proportions ; while the Chateau Renard and Nordhausen stones, have labradorite replacing the anorthite; and the Blansko, Chantonnay and Utrecht stones...

257 Alterations 258 259 Triclinic Albite, oligoclase, andesine, labradorite, bytownite, and anorthite 259 Occurrence 259 Alterations 260 -...