Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Tetrahedrite Subgroup from
Cornucopia Mine (Leopard claim), Cornucopia Mining District, Elko County, Nevada, 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 Cornucopia Mine (Leopard claim), Cornucopia Mining District, Elko County, Nevada, USA
Data Identifiers
Mindat Occurrence Record ID:277187
Long-form Identifier:1:3:277187:8
GUID (UUID V4):0
Nearest other occurrences of Tetrahedrite Subgroup
17.5km (10.9 miles) ⓘBull Run Mine (Bruno claims), Edgemont Mining District, Elko County, Nevada, USA
18.7km (11.6 miles) ⓘBuckeye and Ohio mine (Good Hope claim), Good Hope Mining District, Elko County, Nevada, USA
22.4km (13.9 miles) ⓘColumbia Mine (Columbia Queen-Bonanza Mine), Aura Mining District, Elko County, Nevada, USA
23.4km (14.6 miles) ⓘBlue Jacket Mine, Aura Mining District, Elko County, Nevada, USA
24.6km (15.3 miles) ⓘHumboldt Mine, Aura Mining District, Elko County, Nevada, USA
24.8km (15.4 miles) ⓘGrand Prize mine, Tuscarora Mining District, Elko County, Nevada, USA
26.6km (16.6 miles) ⓘBig Springs Mine (Sammy Creek; Mac Ridge; Mesona claim; Jack Creek project; Bull Run Mine), Independence Mountains Mining District, Elko County, Nevada, USA
28.5km (17.7 miles) ⓘEnfield Mine (Jerritt Canyon gold mine; Bell mine; Marlboro Canyon; Allchem; Generator Hill pits), Independence Mountains Mining District, Elko County, Nevada, USA
43.2km (26.8 miles) ⓘGolden Ensign Mine (Silver Banner Mine), Mountain City Mining District, Elko County, Nevada, USA
43.8km (27.2 miles) ⓘProtection mine, Mountain City Mining District, Elko County, Nevada, USA
References
Castor, Stephen B.; Ferdock, Gregory C. (2004) Minerals of Nevada. Special Publication 31. Nevada Bureau of Mines and Geology 512pp.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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