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Tennantite Subgroup from
Steward Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA


04634120017272731334731.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
06402490017272023061109.jpg
Tennantite Subgroup, etc.

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
08548770017366621103577.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
05730780017368208821063.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
04634120017272731334731.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
06402490017272023061109.jpg
Tennantite Subgroup, etc.

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
08548770017366621103577.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
04312050017366636939520.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
04634120017272731334731.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
06402490017272023061109.jpg
Tennantite Subgroup, etc.

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
08548770017366621103577.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
05098500017368208836546.jpg
Tennantite Subgroup

Steward Mine, Butte Mining District, Silver Bow County, Montana, USA
Locality type:Mine
Classification
Species:'Tennantite Subgroup' (not an IMA approved species)
Formula:Cu6(Cu4C22+)As4S12S
Comments:The Stewart is probably most famous for the bornite and tennatite specimens found there. I have one very interesting specimen consisting of a single needle of betekthinite to 1.5cm included within a translucent, doubly terminated calcite scalenohedron to
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Pyrite4
Calcite3
Quartz3
Gypsum2
Data
Mineral Data:Click here to view Tennantite Subgroup data
Locality Data:Click here to view Steward Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
Photo GalleryView Gallery (7 photos)
Data Identifiers
Mindat Occurrence Record ID:31497
Long-form Identifier:1:3:31497:6
GUID (UUID V4):0
Nearest other occurrences of Tennantite Subgroup
0.5km (0.3 miles) ⓘPoulin Mine (Stella Mine; Buffalo Mine), Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
0.6km (0.4 miles) ⓘMountain Consolidated Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.0km (0.6 miles) ⓘAnselmo Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.1km (0.7 miles) ⓘDiamond Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.2km (0.8 miles) ⓘBelmont Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.3km (0.8 miles) ⓘHigh Ore Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.5km (0.9 miles) ⓘSpeculator Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.7km (1.0 miles) ⓘBadger Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.8km (1.1 miles) ⓘJ.I.C. Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
1.9km (1.2 miles) ⓘGem Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
References
J.A. Lorengo collection
Rocks & Min.: 16: 247.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
and/or  
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