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
Longmendian Ag deposit, Luoning County, Luoyang, Henan, 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 Longmendian Ag deposit, Luoning County, Luoyang, Henan, China
Data Identifiers
Mindat Occurrence Record ID:1665072
Long-form Identifier:1:3:1665072:7
GUID (UUID V4):0
Nearest other occurrences of Biotite
4.7km (2.9 miles) ⓘLongmeng Mine, Tieluping ore field, Luoning County, Luoyang, Henan, China
5.9km (3.7 miles) ⓘTieluping Mine, Tieluping ore field, Luoning County, Luoyang, Henan, China
9.3km (5.8 miles) ⓘHaopinggou Mine, Tieluping ore field, Luoning County, Luoyang, Henan, China
9.7km (6.0 miles) ⓘShagou Mine (Shagouxi Mine), Tieluping ore field, Luoning County, Luoyang, Henan, China
18.9km (11.8 miles) ⓘHuanxiangwa Mine (Huangxiangwa Mine; Huaxiangwa Mine), Song County, Luoyang, Henan, China
22.1km (13.8 miles) ⓘShiyaogou Mo deposit, Shizimiao Au-Mo ore field, Luanchuan County, Luoyang, Henan, China
24.2km (15.0 miles) ⓘHongzhuang Au deposit, Shizimiao Au-Mo ore field, Luanchuan County, Luoyang, Henan, China
24.5km (15.2 miles) ⓘHuoshenmiao Mo deposit, Luanchuan County, Luoyang, Henan, China
26.1km (16.2 miles) ⓘShangfanggou Mine (Shangfang Mine), Nannihu ore field, Luanchuan County, Luoyang, Henan, China
26.7km (16.6 miles) ⓘNannihu-Sandaozhuang Mine, Nannihu ore field, Luanchuan County, Luoyang, Henan, China
References
Li, N., Chen, Y.J., Santosh, M., Yao, J.M., Sun, Y.L., Li, J. (2011) The 1.85Ga Mo mineralization in the Xiong’er Terrane, China: Implications for metallogeny associated with assembly of the Columbia supercontinent. Precambrian Research, 186 (1) 220-232 doi:10.1016/j.precamres.2011.01.019
 
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