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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Psilomelane from
Bay State Mine, Bisbee, Cochise County, Arizona, USA


Locality type:Mine
Classification
Species:'Psilomelane' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Psilomelane data
Locality Data:Click here to view Bay State Mine, Bisbee, Cochise County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:206262
Long-form Identifier:1:3:206262:4
GUID (UUID V4):0
Nearest other occurrences of Psilomelane
0.3km (0.2 miles) ⓘDanville-Hanchetta claims, Bisbee, Cochise County, Arizona, USA
0.5km (0.3 miles) ⓘAtlas claim, Bisbee, Cochise County, Arizona, USA
0.6km (0.4 miles) ⓘIllinois claim, Calumet and Arizona group of claims, Bisbee, Cochise County, Arizona, USA
0.7km (0.5 miles) ⓘNellie claim, Calumet and Arizona group of claims, Bisbee, Cochise County, Arizona, USA
0.8km (0.5 miles) ⓘTopgallant claim, Calumet and Arizona group of claims, Bisbee, Cochise County, Arizona, USA
0.8km (0.5 miles) ⓘCochise claim, Calumet and Arizona group of claims, Bisbee, Cochise County, Arizona, USA
0.9km (0.5 miles) ⓘSt. Louis claim, Calumet and Arizona group of claims, Bisbee, Cochise County, Arizona, USA
1.0km (0.7 miles) ⓘBoreas Mine, Escabrosa Ridge, Bisbee, Cochise County, Arizona, USA
1.1km (0.7 miles) ⓘNew Era claim, Calumet and Arizona group of claims, Bisbee, Cochise County, Arizona, USA
1.3km (0.8 miles) ⓘNo. 4 claim, Escabrosa Ridge, Bisbee, Cochise County, Arizona, USA
References
Wilson, E.D. & G.M. Butler (1930), Manganese Ore Deposits in AZ, AZ Bur. of mines Bull. 127: 42 (footnote 26).
 
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