Smithsonita
La smithsonita es un minerau de color fòrça variada (incolòr, blanc, blau, verd, ròsa, brun ò jaune) qu'a una duretat de 4,5-5,0 e una densitat de 4,0-4,5. Son nom vèn dau quimista britanic James Smithson (1765-1829) qu'es a l'origina dau Smithsonian Institution. Es formada de carbonat de zinc (simbòl quimic : ZnCO3) cristallizat segon un sistèma trigonau de classa ditrigonala escalenoedrica. Lei cristaus naturaus son rars, escalenoedrics ò romboedrics, e aqueu minerau forma generalament de massas fibrosas ò botrioidas. Son esclat es veirenc.
La smithsonita se troba dins lei zònas d'alteracion dei jaciments de zinc generalament associada ambé la cerusita, l'hemimorfita, la malaquita, l'anglesita e la piromorfita. Es utilizada coma minerau de zinc e de còps per l'ornamentacion.
Liames intèrnes
- Zinc.
Bibliografia
Nòtas e referéncias
Content Disclaimer
Informasi ini disarikan dari Wikipedia dan disajikan kembali untuk tujuan edukasi. Konten tersedia di bawah lisensi CC BY-SA 3.0. Kami tidak bertanggung jawab atas ketidakakuratan data yang bersumber dari kontribusi publik tersebut.
- The information displayed on this website is sourced in part or in whole from Wikipedia and has been adapted for the purpose of restating it. We strive to provide accurate and relevant information, however:
- There is no guarantee of absolute accuracy. Wikipedia is an open, collaborative project that can be edited by anyone, so information is subject to change.
- It is not intended to constitute professional advice. The content displayed is for informational and educational purposes only. For important decisions (e.g., medical, legal, or financial), please consult a professional.
- Content copyright. Wikipedia is licensed under the Creative Commons Attribution-ShareAlike License (CC BY-SA). This means that content may be reused with appropriate attribution and shared under a similar license.
- Responsible use. Any risk arising from the use of information from this website is entirely the responsibility of the user.