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
Lime Crest Quarry, Sparta Township, Sussex County, New Jersey, USA


Locality type:Quarry
Classification
Species:Hedenbergite
Formula:CaFe2+Si2O6
Comments:In skarn units with titanite, microcline, quartz, albite, scapolite, etc.
Habit:anhedral
Colour:dark greenish black
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Common
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Titanite5
Scapolite5
Quartz4
Microcline2
Allanite-(Ce)2
Data
Mineral Data:Click here to view Hedenbergite data
Locality Data:Click here to view Lime Crest Quarry, Sparta Township, Sussex County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:668557
Long-form Identifier:1:3:668557:7
GUID (UUID V4):0
Nearest other occurrences of Hedenbergite
7.1km (4.4 miles) ⓘPassaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA
10.2km (6.4 miles) ⓘBuckwheat dump mineral collecting site, Franklin Mine, Franklin, Sussex County, New Jersey, USA
10.4km (6.5 miles) ⓘBuckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA
10.5km (6.5 miles) ⓘFranklin Mine, Franklin, Sussex County, New Jersey, USA
10.9km (6.8 miles) ⓘPalmer shaft, Franklin Mine, Franklin, Sussex County, New Jersey, USA
15.2km (9.4 miles) ⓘEastern Concrete Materials Inc. Quarry (Raia Quarry; Cofrancisco Quarry; Hamburg Quarry), Hamburg, Sussex County, New Jersey, USA
15.6km (9.7 miles) ⓘEdison-Bodnar Quarries, Rudeville, Hardyston Township, Sussex County, New Jersey, USA
19.7km (12.2 miles) ⓘBeemerville main nepheline-syenite mass, Libertyville, Wantage Township, Sussex County, New Jersey, USA
45.0km (28.0 miles) ⓘUpper New Street Quarry, Paterson, Passaic County, New Jersey, USA
65.0km (40.4 miles) ⓘIona Island, Bear Mountain State Park, Rockland County, New York, USA
References
Volkert, Richard A. (2010): Deep Drilling at Limecrest Quarry, Sparta, New Jersey. Picking Table, Volume 51, No. 1, p. 10-13.
 
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