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
Etouchang Cu deposit, Luoci Cu ore field, Wuding County, Chuxiong, Yunnan, 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 Etouchang Cu deposit, Luoci Cu ore field, Wuding County, Chuxiong, Yunnan, China
Data Identifiers
Mindat Occurrence Record ID:474624
Long-form Identifier:1:3:474624:9
GUID (UUID V4):0
Nearest other occurrences of Biotite
8.2km (5.1 miles) ⓘYinachang Fe-Cu-REE deposit, Wuding County, Chuxiong, Yunnan, China
71.6km (44.5 miles) ⓘQingkuangshan Ni-Cu-PGE, Huili County, Liangshan Yi, Sichuan, China
71.9km (44.7 miles) ⓘLalachang Cu deposit (Lala Cu deposit), Huili County, Liangshan Yi, Sichuan, China
75.8km (47.1 miles) ⓘShilong Mine, Lalachang Cu deposit (Lala Cu deposit), Huili County, Liangshan Yi, Sichuan, China
79.9km (49.7 miles) ⓘHongnipo Cu Deposit, Huili County, Liangshan Yi, Sichuan, China
83.3km (51.8 miles) ⓘLuodang Mine, Lalachang Cu deposit (Lala Cu deposit), Huili County, Liangshan Yi, Sichuan, China
89.3km (55.5 miles) ⓘYinmin Mine, Luquan County, Kunming, Yunnan, China
95.9km (59.6 miles) ⓘYao'an Au-Ag deposit, Yao'an County, Chuxiong, Yunnan, China
99.8km (62.0 miles) ⓘDatian 505 Uranium deposit, Renhe District, Panzhihua, Sichuan, China
References
Qin Dexian and Liu Chunxue (2000): Acta Geologica Sinica 74(3), 466-472
 
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