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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Oligoclase from
88th Street, Manhattan (New York County), New York City, New York, USA


Classification
Species:Albite var: Oligoclase
Formula:(Na,Ca)[Al(Si,Al)Si2O8]
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Oligoclase data
Locality Data:Click here to view 88th Street, Manhattan (New York County), New York City, New York, USA
Data Identifiers
Mindat Occurrence Record ID:925132
Long-form Identifier:1:3:925132:8
GUID (UUID V4):0
Nearest other occurrences of Oligoclase
0.7km (0.4 miles) ⓘ93rd Street & Riverside Drive, Manhattan (New York County), New York City, New York, USA
5.9km (3.7 miles) ⓘ161st Street & Broadway, Manhattan (New York County), New York City, New York, USA
8.6km (5.3 miles) ⓘFort George (192nd Street & Audubon Avenue), Washington Heights, Manhattan (New York County), New York City, New York, USA
36.5km (22.7 miles) ⓘValhalla, Mount Pleasant, Westchester County, New York, USA
45.5km (28.3 miles) ⓘBeach Glen Mines (Beach Glenn Mine), Hibernia, Rockaway Township, Morris County, New Jersey, USA
46.1km (28.7 miles) ⓘKornerupine Group locality, Ringwood, Passaic County, New Jersey, USA
51.4km (32.0 miles) ⓘAllen Mine, Rockaway Township, Morris County, New Jersey, USA
51.9km (32.3 miles) ⓘCrugers Emery Mine, Montrose, Cortlandt Township, Westchester County, New York, USA
54.1km (33.6 miles) ⓘScrub Oaks Mine, Mine Hill, Morris County, New Jersey, USA
54.3km (33.7 miles) ⓘGreenwood mine (Patterson mine), Town of Tuxedo, Orange County, New York, USA
References
Levison, W.G. (1901) Note on a crystal of chrysoberyl from the borough of Manhatten, New York City. The Mineral Collector, Vol. 8, No. 6, pg. 81-83.
 
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