Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Tetrahedrite Subgroup from
Kokomo Mine, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA


Locality type:Mine
Classification
Species:'Tetrahedrite Subgroup' (not an IMA approved species)
Formula:Cu6(Cu4C22+)Sb4S12S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tetrahedrite Subgroup data
Locality Data:Click here to view Kokomo Mine, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:662239
Long-form Identifier:1:3:662239:8
GUID (UUID V4):0
Nearest other occurrences of Tetrahedrite Subgroup
0.0km (0.0 miles) ⓘHazeline, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
0.9km (0.6 miles) ⓘWar Dance, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
1.1km (0.7 miles) ⓘFrontenac Mine, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
1.1km (0.7 miles) ⓘPittsburgh (Notaway East; Notaway Shaft; Notaway West), Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
1.4km (0.9 miles) ⓘBig Five - Belman, Idaho Springs Mining District (Virginia Mining District), Clear Creek County, Colorado, USA
1.8km (1.1 miles) ⓘPewabic - Iron, Russell Gulch, Gilpin County, Colorado, USA
2.0km (1.3 miles) ⓘPatch Mine, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
2.1km (1.3 miles) ⓘSeaton, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
2.1km (1.3 miles) ⓘFrontenac Shaft, Idaho Springs Mining District (Virginia Mining District), Clear Creek County, Colorado, USA
2.3km (1.5 miles) ⓘBurroughs, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
References
Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223
 
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