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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Cuprite from
Francisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USA


Locality type:Quarry
Classification
Species:Cuprite
Formula:Cu2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cuprite data
Locality Data:Click here to view Francisco Brothers Quarry, Great Notch, Little Falls Township, Passaic County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:149648
Long-form Identifier:1:3:149648:2
GUID (UUID V4):0
Nearest other occurrences of Cuprite
8.0km (5.0 miles) ⓘAvondale, Nutley, Essex County, New Jersey, USA
8.2km (5.1 miles) ⓘProspect Park Quarry, Prospect Park, Passaic County, New Jersey, USA
12.4km (7.7 miles) ⓘSchuyler Copper Mine, North Arlington, Bergen County, New Jersey, USA
16.2km (10.1 miles) ⓘLaurel Hill, Secaucus, Hudson County, New Jersey, USA
22.2km (13.8 miles) ⓘ55th Street, Manhattan (New York County), New York City, New York, USA
33.2km (20.6 miles) ⓘWilson's Quarry (Wilson Stone Co. Quarry), Watchung, Somerset County, New Jersey, USA
36.8km (22.9 miles) ⓘLadentown, Town of Ramapo, Rockland County, New York, USA
37.2km (23.1 miles) ⓘEdison Mine, Sparta Township, Sussex County, New Jersey, USA
40.8km (25.3 miles) ⓘSterling Mine, Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA
41.5km (25.8 miles) ⓘGeorge Drake farm, Newtown, Piscataway Township, Middlesex County, New Jersey, USA
References
Rocks & Min.: 19:306-309.
 
and/or  
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