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Biotite from
Ioi mine, Kusatsu City, Shiga Prefecture, Japan


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
Comments:"Manganophyllite" (Mn-rich phlogopite?)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Ioi mine, Kusatsu City, Shiga Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:765174
Long-form Identifier:1:3:765174:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
7.9km (4.9 miles) ⓘTanakami-yama (Tanokami-yama), Otsu City, Shiga Prefecture, Japan
37.2km (23.1 miles) ⓘKabutoichiba, Kameyama City, Mie Prefecture, Japan
53.3km (33.1 miles) ⓘTakehara mine, Tsu City, Mie Prefecture, Japan
57.3km (35.6 miles) ⓘYamato Mine (Yamato-suigin Mine), Uda City, Nara Prefecture, Japan
80.2km (49.8 miles) ⓘHiraki mine, Hyogo Prefecture, Japan
86.8km (53.9 miles) ⓘMisen River, Omine Mountains, Tenkawa village, Yoshino district, Nara Prefecture, Japan
98.8km (61.4 miles) ⓘNogohakusan (Nogo-Hakusan), Neo area, Motosu City, Gifu Prefecture, Japan
References
(n.d.) Dr Yohachiro Okamoto collection, Geological Survey of Japan.
 
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