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Biotite from
Huayagou Au deposit, Liangdang Co., Longnan, Gansu, 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 Huayagou Au deposit, Liangdang Co., Longnan, Gansu, China
Data Identifiers
Mindat Occurrence Record ID:1799042
Long-form Identifier:1:3:1799042:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
15.2km (9.4 miles) ⓘLiushaogou Au deposit, Hui Co., Longnan, Gansu, China
29.3km (18.2 miles) ⓘQiandongshan Mine (Qiantongshan Mine), Fengxian–Taibai ore cluster, Feng County, Baoji, Shaanxi, China
42.0km (26.1 miles) ⓘLizi Au deposit, Qinzhou District, Tianshui, Gansu, China
49.0km (30.5 miles) ⓘTailu pluton, Maiji District, Tianshui, Gansu, China
58.4km (36.3 miles) ⓘBaguamiao Mine, Fengxian–Taibai ore cluster, Feng County, Baoji, Shaanxi, China
58.9km (36.6 miles) ⓘChangba Pb-Zn-(Ag) deposit (Changba-Lijiagou Pb-Zn-(Ag) deposit), Cheng County, Longnan, Gansu, China
65.2km (40.5 miles) ⓘBanpo pluton, Maiji District, Tianshui, Gansu, China
70.2km (43.6 miles) ⓘLiuba Pluton, Liuba County, Hanzhong, Shaanxi, China
70.4km (43.7 miles) ⓘYindongxia Gorge, Dasanguan Village, Shennong Town, Weibin District, Baoji, Shaanxi, China
76.2km (47.3 miles) ⓘQingyangyi Pluton, Liuba County, Hanzhong, Shaanxi, China
References
Teng, Fei; Yan, Kang; Yang, Ke; Teng, Yuxiang; Bagas, Leon; Xue, Zhifeng; Guo, Wendi; Li, Wei; Gao, Yongbao; Wei, Liyong (2025) Geological characteristics and enrichment mechanisms of the Huayagou-Jinchanggou Au Deposit: Implications for ore genesis in the Baguamiao-Jiutiaogou anomaly belt. Ore Geology Reviews, 186. 106878 doi:10.1016/j.oregeorev.2025.106878
 
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