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
Fanwood Quarry (Weldon Quarry), Watchung, Somerset County, New Jersey, USA


Locality type:Quarry
Classification
Species:Pyrite
Formula:FeS2
Comments:Occurs in fractures and cavities in Watchung basalt.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Fanwood Quarry (Weldon Quarry), Watchung, Somerset County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:65265
Long-form Identifier:1:3:65265:4
GUID (UUID V4):0
Nearest other occurrences of Pyrite
3.0km (1.9 miles) ⓘFeltville Copper mine, Glenside Park (Feltville), Watchung Reservation, Union County, New Jersey, USA
4.4km (2.7 miles) ⓘWilson's Quarry (Wilson Stone Co. Quarry), Watchung, Somerset County, New Jersey, USA
7.8km (4.8 miles) ⓘHoudaille Quarry (Summit Quarry; Commonwealth Quarry), Springfield, Springfield Township, Union County, New Jersey, USA
11.1km (6.9 miles) ⓘMillington Quarry, Bernards Township, Somerset County, New Jersey, USA
15.1km (9.4 miles) ⓘMorristown occurrences, Morristown, Morris County, New Jersey, USA
16.7km (10.4 miles) ⓘBonhamtown, Edison, Middlesex County, New Jersey, USA
17.1km (10.6 miles) ⓘRiker Hill, Livingston, Livingston, Essex County, New Jersey, USA
18.0km (11.2 miles) ⓘMartin's Dock, Edison, Middlesex County, New Jersey, USA
18.4km (11.5 miles) ⓘAmerican Mine (Alpha Copper Mine; Bridgewater Mine; Somerville Mine; Somerville deposit), Bridgewater Township, Somerset County, New Jersey, USA
19.7km (12.2 miles) ⓘPluckemin, Bedminster Township, Somerset County, New Jersey, USA
References
Cummings, Warren (1987) Mineralization at the Fanwood & Summit Quarries, New Jersey. Rocks & Minerals, 62 (3) 150-159 doi:10.1080/00357529.1987.11762647p.155
 
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