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
Margerum Brothers Quarry, West Windsor Township, Mercer County, New Jersey, USA


Locality type:Quarry
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Margerum Brothers Quarry, West Windsor Township, Mercer County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:80119
Long-form Identifier:1:3:80119:9
GUID (UUID V4):0
Nearest other occurrences of Pyrite
5.7km (3.5 miles) ⓘRosedale, Lawrence Township, Mercer County, New Jersey, USA
7.5km (4.7 miles) ⓘTrap Rock Industries Kingston Quarry, Kingston Trap Rock Quarry, Franklin Township, Somerset County, New Jersey, USA
7.9km (4.9 miles) ⓘLawrenceville, Lawrence Township, Mercer County, New Jersey, USA
10.2km (6.3 miles) ⓘGriggstown Mine (Franklin Mine), Griggstown, Franklin Township, Somerset County, New Jersey, USA
12.4km (7.7 miles) ⓘMoore's Station, Hopewell Township, Mercer County, New Jersey, USA
19.4km (12.0 miles) ⓘNeshanic, Hillsborough Township, Somerset County, New Jersey, USA
22.1km (13.7 miles) ⓘTrap Rock Industries Moores Station Quarry, Moore, Hopewell Township, Mercer County, New Jersey, USA
23.8km (14.8 miles) ⓘBurnt Woods, New Brunswick, Middlesex County, New Jersey, USA
26.6km (16.6 miles) ⓘFlemington Copper Mine, Flemington, Hunterdon County, New Jersey, USA
26.9km (16.7 miles) ⓘVan Horne's pit, New Brunswick, Middlesex County, New Jersey, USA
References
Manchester, James G. (1931) The Minerals of New York City and its Environs. Bulletin of the New York Mineralogical Club Vol. 3 (1). New York Mineralogical Clubp.88
 
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