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
Chongmuda Cu-Au-Ag deposit, Sangri Co., Shannan Prefecture (Lhokha Prefecture; Lhoka 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 Chongmuda Cu-Au-Ag deposit, Sangri Co., Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
Data Identifiers
Mindat Occurrence Record ID:476856
Long-form Identifier:1:3:476856:2
GUID (UUID V4):0
Nearest other occurrences of Biotite
5.4km (3.4 miles) ⓘMingze-Chengba Cu-Au-Mo deposit, Sangri Co., Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
5.8km (3.6 miles) ⓘPanan W deposit, Nêdong Co. (Naidong Co.; Zedang Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
11.7km (7.3 miles) ⓘShuangbujiere Cu deposit, Nêdong Co. (Naidong Co.; Zedang Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
14.1km (8.8 miles) ⓘNuri Cu-Mo-W deposit, Nêdong Co. (Naidong Co.; Zedang Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
36.3km (22.5 miles) ⓘLuobusha ophiolite ("Luobusa ophiolite"), Qusum Co. (Qusong Co.), Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
49.5km (30.7 miles) ⓘLongruri Au-Sb deposit (Nongruri Au-Sb deposit), Maizhokunggar Co. (Mozhugongka Co.), Lhasa, Tibet, China
51.4km (31.9 miles) ⓘZhibula Cu deposit, Maizhokunggar Co. (Mozhugongka Co.), Lhasa, Tibet, China
52.4km (32.5 miles) ⓘJiama Cu-polymetallic deposit (Gyama Cu-polymetallic deposit; Jiamachikang Cu-polymetallic deposit), Maizhokunggar Co. (Mozhugongka Co.), Lhasa, Tibet, China
52.5km (32.6 miles) ⓘKelu Cu-Au deposit (Keru Cu-Au deposit), Zhanang Co., Shannan Prefecture (Lhokha Prefecture; Lhoka Prefecture), Tibet, China
52.6km (32.7 miles) ⓘQiangdui Cu-Mo deposit, Dagzê Co. (Dazi Co.), Lhasa, Tibet, China
References
Shaohuai Wang and Zikang Chen (2003): Geology and Prospecting 39(2), 21-25
 
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