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Tetrahedrite Subgroup from
Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA


Classification
Species:'Tetrahedrite Subgroup' (not an IMA approved species)
Formula:Cu6(Cu4C22+)Sb4S12S
Comments:Occurs massive and as tetrahedral crystals.
Habit:Tetrahedrons
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tetrahedrite Subgroup data
Locality Data:Click here to view Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
Data Identifiers
Mindat Occurrence Record ID:647356
Long-form Identifier:1:3:647356:3
GUID (UUID V4):0
Localities for Tetrahedrite Subgroup in this Region
Eldorado Mine (Terrible; Eldorado Extension; Eldorado Ext), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
Minnie D & Lucky Larry Mine (Minnie D and Lucky Larry; Minnie D claim; Lucky Larry claim), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
Nearest other occurrences of Tetrahedrite Subgroup
0.6km (0.4 miles) ⓘMinnie D & Lucky Larry Mine (Minnie D and Lucky Larry; Minnie D claim; Lucky Larry claim), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
1.0km (0.6 miles) ⓘEldorado Mine (Terrible; Eldorado Extension; Eldorado Ext), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
3.9km (2.4 miles) ⓘKate Hardy Mine (Hawn Mine; Derelict Mine; Kate Hardy Mine and mill), Old Mountain House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
24.8km (15.4 miles) ⓘMontana Quartz Mine (Montana Qtz.; Montana-Willow Valley group; Willow Valley Mine; Willow Valley Quartz Mine; Montana claim; Willow Valley claim), Willow Valley, Nevada City Mining District, Nevada County, California, USA
26.6km (16.5 miles) ⓘNorth Banner Consolidated Mine (North Banner Quartz Mine; North Banner Cons.; North Banner Co; North Banner Qtz), Lava Cap-Banner-Central group (Central Consolidated; South Banner; North Banner), Banner Mountain (Banner Hill), Nevada City Mining District, Nevada County, California, USA
29.0km (18.0 miles) ⓘBanner and Central Mine (Central Mine; Lava Cap Mine; Assissi Quartz Mine), Lava Cap-Banner-Central group (Central Consolidated; South Banner; North Banner), Banner Mountain (Banner Hill), Nevada City Mining District, Nevada County, California, USA
34.8km (21.6 miles) ⓘOsborn Hill Mine (Osborn Hill vein; Woodberry Mine), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
47.1km (29.2 miles) ⓘBear River Mine (Unnamed mine), New England Mills, Colfax Mining District (Illinois Mining District), Placer County, California, USA
50.6km (31.4 miles) ⓘWestern World Mine (Dempsey Ranch prospect), Smartville, Smartville Mining District, Yuba County, California, USA
56.1km (34.9 miles) ⓘBig Bend Mine (Evening Star Mine; Evening Star claim; Pinkston Mine), Big Bend Mountain, Big Bend, Butte County, California, USA
References
Ferguson, Henry G. (1914b), Lode deposits of the Alleghany district, California: USGS Bulletin 580: 166
MacBoyle, Errol (1920b), Mines and mineral resources of Sierra County: Calif. In. Bureau Report 16, 144 pp.: 4
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 364.
 
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