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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Chalcopyrite from
Interstate 95 and George Washington Bridge Lower Level roadcut, Fort Lee, Bergen County, New Jersey, USA


Locality type:Road Cutting
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Interstate 95 and George Washington Bridge Lower Level roadcut, Fort Lee, Bergen County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:72180
Long-form Identifier:1:3:72180:2
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
2.8km (1.7 miles) ⓘ170th Street & Broadway, Manhattan (New York County), New York City, New York, USA
4.0km (2.5 miles) ⓘInwood Valley (Inwood), Manhattan (New York County), New York City, New York, USA
4.9km (3.1 miles) ⓘHarlem Ship Canal, Manhattan (New York County), New York City, New York, USA
6.0km (3.7 miles) ⓘBulls Ferry Road, North Bergen, North Bergen Township, Hudson County, New Jersey, USA
10.1km (6.3 miles) ⓘNew York - West Shore & Buffalo RR tunnel, Weehawken, Bergen Hill, Hudson County, New Jersey, USA
12.6km (7.9 miles) ⓘEastchester, The Bronx (Bronx County), New York City, New York, USA
14.0km (8.7 miles) ⓘLaurel Hill, Secaucus, Hudson County, New Jersey, USA
14.8km (9.2 miles) ⓘErie Railroad cut (Bergen archways), Bergen Hill, Jersey City, Hudson County, New Jersey, USA
15.6km (9.7 miles) ⓘAvondale, Nutley, Essex County, New Jersey, USA
16.0km (9.9 miles) ⓘTuckahoe, Eastchester, The Bronx (Bronx County), New York City, New York, USA
References
Focus on Fort Lee - A Key and Guide to the Minerals of Fort Lee.
Rocks & Min. (1963) 38:591-592
 
and/or  
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