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
Longgen Pb-Zn deposit, Ngamring Co. (Angren Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), 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 Longgen Pb-Zn deposit, Ngamring Co. (Angren Co.), Xigazê Prefecture (Rikaze Prefecture; Shigatse Prefecture), Tibet, China
Data Identifiers
Mindat Occurrence Record ID:908546
Long-form Identifier:1:3:908546:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
7.9km (4.9 miles) ⓘChagele Pb-Zn deposit, Nyima Co. (Nima Co.), Nagqu, Tibet, China
53.6km (33.3 miles) ⓘLuerma porphyry Cu deposit, Coqên Co. (Cuoqin Co.), Ngari, Tibet, China
76.3km (47.4 miles) ⓘMibale (Mibalei), Nyima Co. (Nima Co.), Nagqu, Tibet, China
79.8km (49.6 miles) ⓘMuzhiding Fe deposit (Nixiong Fe deposit; Nyixung Fe deposit), Nixiong Fe-Cu ore field (Nyixung Fe-Cu ore field), Coqên Co. (Cuoqin Co.), Ngari, Tibet, China
References
Zhiming Duan, Guangming Li, Yingxu Li, Baodi Wang, Hui Zhang, Yong Huang, Lin Guo, and Yaoyao Duan (2014): Mineral Deposits 33(3), 625-638
 
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