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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
Xianlin deposit, Xihu District, Hangzhou, Zhejiang, 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 Xianlin deposit, Xihu District, Hangzhou, Zhejiang, China
Data Identifiers
Mindat Occurrence Record ID:1512172
Long-form Identifier:1:3:1512172:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
52.0km (32.3 miles) ⓘLizhu iron mine, Lizhu ore field (Lichu ore field), Yuecheng District, Shaoxing, Zhejiang, China
57.3km (35.6 miles) ⓘLangcun W-Mo deposit, Anji Co., Huzhou, Zhejiang, China
71.7km (44.6 miles) ⓘWujinshan ore deposit, Lin'an District, Hangzhou, Zhejiang, China
References
Li, Xiangcai, Wang, Yongbin, Wang, Xuance, Cai, Jiaqi, Guo, Yunkang, Lin, Song (2022) Re Variation Triggered from the Paleo-Pacific Plate Evolution: Constrains from Mo Polymetallic Deposits in Zhejiang Province, South China Mo Province. Minerals, 12 (9) 1129 doi:10.3390/min12091129
 
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