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Wolframite from
Ashio mine (Ashio copper mine), Ashio-machi, Nikko City, Tochigi, Japan

Locality type:Mine
Classification
Species:'Wolframite' (not an IMA approved species)
Formula:(Fe2+)WO4 to (Mn2+)WO4
Confirmation
Validity:Believed Valid
References
References:Ryoichi SADANAGA and Michiaki BUNNO (1974) THE WAKABAYASHI MINERAL COLLECTION Bulletin No. 7 The University Museum, The University of Tokyo
Data
Mineral Data:Click here to view Wolframite data
Locality Data:Click here to view Ashio mine (Ashio copper mine), Ashio-machi, Nikko City, Tochigi, Japan
Nearest other occurrences of Wolframite
116.0km (72.1 miles) A Otome mine (Mitake mine), Kofu City, Kinpuzan district, Yamanashi, Japan
Mineral and/or Locality  
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