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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Pyrite from
Northfield Prospect (Stevenson Prospect), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA


Locality type:Prospect
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Northfield Prospect (Stevenson Prospect), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:449887
Long-form Identifier:1:3:449887:2
GUID (UUID V4):0
Nearest other occurrences of Pyrite
0.8km (0.5 miles) ⓘCopper Queen Claim, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
0.9km (0.6 miles) ⓘNew Hawkeye Prospect, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.3km (0.8 miles) ⓘCalera Mine, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.3km (0.8 miles) ⓘBlackbird Mine, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.4km (0.9 miles) ⓘBohannon Prospect (Gray Eagle Prospect), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.5km (1.0 miles) ⓘSt Joe Prospect, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.6km (1.0 miles) ⓘBrown Bear Mine (Brown Bear Shaft), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.7km (1.1 miles) ⓘChicago Mine, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
2.1km (1.3 miles) ⓘHaynes-Stellite Mine (Cobalt Mine), Blackbird Mining District, Lemhi County, Idaho, USA
2.1km (1.3 miles) ⓘJervois Idaho Cobalt Operations Mine, Blackbird Mining District, Lemhi County, Idaho, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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