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Helvine from
Moulton Mine, Walkerville, Butte District (Summit Valley District), Silver Bow Co., Montana, USA

Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Rocks & Min.: 16: 244.; Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 4O:627-636
Data
Mineral Data:Click here to view Helvine data
Locality Data:Click here to view Moulton Mine, Walkerville, Butte District (Summit Valley District), Silver Bow Co., Montana, USA
Nearest other occurrences of Helvine
0.2km (0.1 miles) Alice Mine (Alice Pit), Walkerville, Butte District (Summit Valley District), Silver Bow Co., Montana, USA
0.5km (0.3 miles) Goldsmith Mine, Walkerville, Butte District (Summit Valley District), Silver Bow Co., Montana, USA
0.6km (0.4 miles) Magna Charta Mine, Walkerville, Butte District (Summit Valley District), Silver Bow Co., Montana, USA
0.8km (0.5 miles) Lexington Mine, Walkerville, Butte District (Summit Valley District), Silver Bow Co., Montana, USA
1.2km (0.7 miles) Niagra Mine, Boulder Mountains Area, Silver Bow Co., Montana, USA
Mineral and/or Locality  
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