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
Tieluping Mine, Tieluping ore field, Luoning County, Luoyang, Henan, China


Locality type:Mine
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 Tieluping Mine, Tieluping ore field, Luoning County, Luoyang, Henan, China
Data Identifiers
Mindat Occurrence Record ID:748774
Long-form Identifier:1:3:748774:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
5.9km (3.7 miles) ⓘLongmendian Ag deposit, Luoning County, Luoyang, Henan, China
7.4km (4.6 miles) ⓘLongmeng Mine, Tieluping ore field, Luoning County, Luoyang, Henan, China
12.3km (7.6 miles) ⓘHaopinggou Mine, Tieluping ore field, Luoning County, Luoyang, Henan, China
13.6km (8.4 miles) ⓘShagou Mine (Shagouxi Mine), Tieluping ore field, Luoning County, Luoyang, Henan, China
14.2km (8.8 miles) ⓘHuanxiangwa Mine (Huangxiangwa Mine; Huaxiangwa Mine), Song County, Luoyang, Henan, China
20.8km (12.9 miles) ⓘShiyaogou Mo deposit, Shizimiao Au-Mo ore field, Luanchuan County, Luoyang, Henan, China
23.1km (14.3 miles) ⓘHongzhuang Au deposit, Shizimiao Au-Mo ore field, Luanchuan County, Luoyang, Henan, China
24.7km (15.3 miles) ⓘShapoling Mo deposit, Luoning County, Luoyang, Henan, China
27.4km (17.0 miles) ⓘQinggangping Au deposit, Song County, Luoyang, Henan, China
28.2km (17.5 miles) ⓘLuocun Mo deposit, Luanchuan County, Luoyang, Henan, China
References
Guozhang Wen, Qiang Wu, Luxing Zhang, Dejie Chen, and Lixin Guo (1992): Geology and Prospecting 28(9), 9-12, 17
 
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