Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Biotite from
Chazangcuo Cu-Pb-Zn deposit, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China


Locality type:Deposit
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Chazangcuo Cu-Pb-Zn deposit, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China
Data Identifiers
Mindat Occurrence Record ID:1662323
Long-form Identifier:1:3:1662323:7
GUID (UUID V4):0
Nearest other occurrences of Biotite
34.8km (21.6 miles) ⓘNarusongduo Mine, Xaitongmoin Co. (Xietongmen Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
35.8km (22.3 miles) ⓘSinongduo deposit, Xaitongmoin Co. (Xietongmen Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
51.9km (32.2 miles) ⓘChunzhe granitic porphyry, Xaitongmoin Co. (Xietongmen Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
52.2km (32.4 miles) ⓘGariatong Nb-Ta-Rb ore body, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China
54.5km (33.8 miles) ⓘJiagangxueshan W-Mo-(Bi) deposit, Xainza Co. (Shenzha Co.), Nagqu, Tibet, China
56.9km (35.3 miles) ⓘZebuxia Pb–Zn deposit, Xaitongmoin Co. (Xietongmen Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
66.2km (41.1 miles) ⓘChabu geothermal field, Chabu Township, Xaitongmoin Co. (Xietongmen Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
68.1km (42.3 miles) ⓘJiru Cu deposit, Namling Co. (Nanmulin Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
85.4km (53.1 miles) ⓘXietongmen Cu-Au deposit, Xaitongmoin Co. (Xietongmen Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
References
Li, Yan, Wang, Jianguo, Wei, Shengyun, Hu, Jian, Wang, Zhinan, Ge, Jiawen (2024) Granites of the Chazangcuo Copper–Lead–Zinc Mining Area in Tibet, China: Magma Source and Tectonic Implications. Minerals, 14 (12). doi:10.3390/min14121227
 
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