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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Biotite from
Wutonggou Fe deposit, Shanshan Co., Turpan, Xinjiang, 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 Wutonggou Fe deposit, Shanshan Co., Turpan, Xinjiang, China
Data Identifiers
Mindat Occurrence Record ID:1925961
Long-form Identifier:1:3:1925961:7
GUID (UUID V4):0
Nearest other occurrences of Biotite
25.4km (15.8 miles) ⓘKan'ernan Fe deposit, Shanshan Co., Turpan, Xinjiang, China
63.6km (39.5 miles) ⓘHongyuntan Fe deposit, Shanshan Co., Turpan, Xinjiang, China
70.4km (43.8 miles) ⓘYunhai Intrusion, Shanshan Co., Turpan, Xinjiang, China
71.7km (44.6 miles) ⓘZhongbao W deposit, Toksun Co., Turpan, Xinjiang, China
72.0km (44.8 miles) ⓘLingyun deposit, Shanshan Co., Turpan, Xinjiang, China
84.0km (52.2 miles) ⓘCaihuagou deposit, Toksun Co., Turpan, Xinjiang, China
86.2km (53.6 miles) ⓘAqishan Pb-Zn deposit, Shanshan Co., Turpan, Xinjiang, China
88.6km (55.0 miles) ⓘHuanglongshan Au deposit, Shanshan Co., Turpan, Xinjiang, China
92.6km (57.6 miles) ⓘKumishi Area, Toksun Co., Turpan, Xinjiang, China
References
Wu, Xiangyu; Deng, Xiaohua; Brzozowski, Matthew J.; He, Xiheng; Wang, Xin; Li, Yanxing; Li, Chao; Tao, Chaoqun (2026) In situ trace elements and Sr isotopes of scheelite from the tungsten deposits in NW China: Implications for ore-forming fluid origin and evolution. Ore Geology Reviews, 193. p.107273. doi:10.1016/j.oregeorev.2026.107273
 
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