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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Hedenbergite from
Eastern Concrete Materials Inc. Quarry (Raia Quarry; Cofrancisco Quarry; Hamburg Quarry), Hamburg, Sussex County, New Jersey, USA


Locality type:Quarry
Classification
Species:Hedenbergite
Formula:CaFe2+Si2O6
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Diopside1
Data
Mineral Data:Click here to view Hedenbergite data
Locality Data:Click here to view Eastern Concrete Materials Inc. Quarry (Raia Quarry; Cofrancisco Quarry; Hamburg Quarry), Hamburg, Sussex County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:459673
Long-form Identifier:1:3:459673:8
GUID (UUID V4):0
Nearest other occurrences of Hedenbergite
2.6km (1.6 miles) ⓘEdison-Bodnar Quarries, Rudeville, Hardyston Township, Sussex County, New Jersey, USA
5.1km (3.1 miles) ⓘPalmer shaft, Franklin Mine, Franklin, Sussex County, New Jersey, USA
5.7km (3.5 miles) ⓘFranklin Mine, Franklin, Sussex County, New Jersey, USA
5.8km (3.6 miles) ⓘBuckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA
5.9km (3.7 miles) ⓘBuckwheat dump mineral collecting site, Franklin Mine, Franklin, Sussex County, New Jersey, USA
9.7km (6.0 miles) ⓘPassaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA
12.3km (7.6 miles) ⓘBeemerville main nepheline-syenite mass, Libertyville, Wantage Township, Sussex County, New Jersey, USA
15.2km (9.4 miles) ⓘLime Crest Quarry, Sparta Township, Sussex County, New Jersey, USA
43.9km (27.3 miles) ⓘUpper New Street Quarry, Paterson, Passaic County, New Jersey, USA
52.2km (32.4 miles) ⓘIona Island, Bear Mountain State Park, Rockland County, New York, USA
References
C. Lemanski, Jr. based on FOMS field trip data.
 
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