Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Biotite from
Laodonggou Mine, Ejin Banner (Ejina Co.), Alxa League (Alashan Prefecture), Inner Mongolia, 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 Laodonggou Mine, Ejin Banner (Ejina Co.), Alxa League (Alashan Prefecture), Inner Mongolia, China
Data Identifiers
Mindat Occurrence Record ID:734138
Long-form Identifier:1:3:734138:0
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.2km (0.1 miles) ⓘYingzuihongshan W deposit, Pantuoshan-Yingzuihongshan tungsten belt, Ejin Banner (Ejina Co.), Alxa League (Alashan Prefecture), Inner Mongolia, China
9.4km (5.8 miles) ⓘSuosuojing Ag-Pb deposit, Ejin Banner (Ejina Co.), Alxa League (Alashan Prefecture), Inner Mongolia, China
32.4km (20.1 miles) ⓘNo. 96–97 exploration target, Ejin Banner (Ejina Co.), Alxa League (Alashan Prefecture), Inner Mongolia, China
37.3km (23.2 miles) ⓘDongqiyishan Mine, Dongqiyishan polymetallic ore field, Ejin Banner (Ejina Co.), Alxa League (Alashan Prefecture), Inner Mongolia, China
51.1km (31.8 miles) ⓘLiushashan Mo-Au deposit, Ejin Banner (Ejina Co.), Alxa League (Alashan Prefecture), Inner Mongolia, China
58.4km (36.3 miles) ⓘWudaomingshui, Jinta Co., Jiuquan, Gansu, China
References
Dianhao Huang and Baolin Wang (1997): Journal of Precious Metallic Geology 6(2), 93-100
 
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