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
Bristol Copper Mine, Bristol, Hartford County, Connecticut, USA


Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Quality for species:Poor for species, only of interest for locality collectors. (#)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Bristol Copper Mine, Bristol, Hartford County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:41249
Long-form Identifier:1:3:41249:0
GUID (UUID V4):0
Nearest other occurrences of Pyrite
8.1km (5.1 miles) ⓘState Route 372 construction site, Plainville, Hartford County, Connecticut, USA
9.7km (6.0 miles) ⓘPlainville Trap Rock Quarry (Tilcon New Britain Quarry), Plainville, Hartford County, Connecticut, USA
9.8km (6.1 miles) ⓘState Route 179 road cut (State Route 4 road cut Collinsville), Burlington, Hartford County, Connecticut, USA
10.4km (6.4 miles) ⓘHuckleberry Hill, Avon, Hartford County, Connecticut, USA
12.2km (7.6 miles) ⓘThomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA
12.6km (7.8 miles) ⓘState Routes 8 and 222 interchange, Thomaston, Litchfield County, Connecticut, USA
14.8km (9.2 miles) ⓘReynolds Bridge, Thomaston, Litchfield County, Connecticut, USA
15.2km (9.4 miles) ⓘWaterbury Road quarry, Thomaston, Litchfield County, Connecticut, USA
16.0km (9.9 miles) ⓘHart's Lead Mine, Berlin, Hartford County, Connecticut, USA
16.4km (10.2 miles) ⓘState Routes 8 and 118 interchange, Harwinton, Litchfield County, Connecticut, USA
References
Yale Peabody Museum collection
Wilson, Wendell E. (2001) Notes From the Editors - Old Yuma mine. The Mineralogical Record, 32 (6) 426-501pp.433-433
 
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