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Sepiolite from
Berkeley Pit, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA


Locality type:Pit
Classification
Species:Sepiolite
Formula:Mg4(Si6O15)(OH)2 · 6H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sepiolite data
Locality Data:Click here to view Berkeley Pit, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:179665
Long-form Identifier:1:3:179665:0
GUID (UUID V4):0
Nearest other occurrences of Sepiolite
40.0km (24.8 miles) ⓘBonanza prospect, Whitehall Mining District (Cardwell Mining District), Jefferson County, Montana, USA
40.6km (25.2 miles) ⓘNorth pit, Golden Sunlight Mine, Whitehall Mining District (Cardwell Mining District), Jefferson County, Montana, USA
References
Guilbert and Zeihen 1964
Guilbert, J., Zeihen, L.G. (1964) The mineralogy of the Butte district, Montana. Open-File Report 268. Montana Bureau of Mines and Geology
 
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