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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Pyrrhotite from
Brown Bear Mine (Brown Bear Shaft), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA


Locality type:Mine
Classification
Species:Pyrrhotite
Formula:Fe1-xS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrrhotite data
Locality Data:Click here to view Brown Bear Mine (Brown Bear Shaft), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:445493
Long-form Identifier:1:3:445493:9
GUID (UUID V4):0
Nearest other occurrences of Pyrrhotite
0.5km (0.3 miles) ⓘChicago Mine, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
0.7km (0.4 miles) ⓘCalera Mine, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.0km (0.6 miles) ⓘSt Joe Prospect, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.1km (0.7 miles) ⓘSunshine Prospect (Sunshine Mine; Sunshine ore zone; Ram ore zone), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.2km (0.7 miles) ⓘBohannon Prospect (Gray Eagle Prospect), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.2km (0.8 miles) ⓘJervois Idaho Cobalt Operations Mine, Blackbird Mining District, Lemhi County, Idaho, USA
1.6km (1.0 miles) ⓘBlackbird Mine, Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
1.6km (1.0 miles) ⓘNorthfield Prospect (Stevenson Prospect), Blackbird mine complex, Blackbird Mining District, Lemhi County, Idaho, USA
27.6km (17.1 miles) ⓘGrunter Mine, Mineral Hill Mining District, Lemhi County, Idaho, USA
36.9km (22.9 miles) ⓘLee Buck No. 3 Claim, Lemhi County, Idaho, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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