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
Laoniugou Fe deposit (Laoniuguo Fe deposit), Huadian City, Jilin, Jilin, 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 Laoniugou Fe deposit (Laoniuguo Fe deposit), Huadian City, Jilin, Jilin, China
Data Identifiers
Mindat Occurrence Record ID:456345
Long-form Identifier:1:3:456345:7
GUID (UUID V4):0
Nearest other occurrences of Biotite
6.8km (4.2 miles) ⓘBanmiaozi Au deposit, Jiapigou auriferous greenstone belt, Jiapigou ore field, Huadian City, Jilin, Jilin, China
9.1km (5.7 miles) ⓘSandaocha Mine, Jiapigou ore field, Huadian City, Jilin, Jilin, China
19.9km (12.4 miles) ⓘSandaotong Cu deposit, Huadian City, Jilin, Jilin, China
26.0km (16.1 miles) ⓘErdaodianzi Au-(Ag-Cu) deposit, Huadian City, Jilin, Jilin, China
27.7km (17.2 miles) ⓘHuangnihe pluton, Dunhua City, Yanbian Chaoxianzu, Jilin, China
30.3km (18.8 miles) ⓘLiupiyegou Mine, Jiapigou ore field, Huadian City, Jilin, Jilin, China
31.6km (19.6 miles) ⓘBinghugou Au deposit, Liuhe orefield, Jiapigou ore field, Huadian City, Jilin, Jilin, China
36.0km (22.4 miles) ⓘNaizhigou Au deposit, Jiapigou ore field, Huadian City, Jilin, Jilin, China
46.6km (28.9 miles) ⓘSongjianghe Au deposit, Dunhua City, Yanbian Chaoxianzu, Jilin, China
56.7km (35.2 miles) ⓘTianhexing porphyry CuMo deposit, Jingyu County, Baishan, Jilin, China
References
wrgis.wr.usgs.gov (2004) http://wrgis.wr.usgs.gov/open-file/of03-220/DATABASE/lode_deposits.txt
 
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