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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Mica Group from
Sparta Mine, Ossining (Sing Sing), Westchester County, New York, USA


Locality type:Mine
Classification
Species:'Mica Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Mica Group data
Locality Data:Click here to view Sparta Mine, Ossining (Sing Sing), Westchester County, New York, USA
Data Identifiers
Mindat Occurrence Record ID:609387
Long-form Identifier:1:3:609387:7
GUID (UUID V4):0
Nearest other occurrences of Mica Group
19.4km (12.1 miles) ⓘConsolidated Feldspar Mining Corporation's plant, Bedford, Westchester County, New York, USA
20.7km (12.8 miles) ⓘHobby Hill Quarry, North Castle, Westchester County, New York, USA
27.4km (17.0 miles) ⓘNew Rochelle, Westchester County, New York, USA
28.0km (17.4 miles) ⓘWest Point, Orange County, New York, USA
28.0km (17.4 miles) ⓘGreenwood Furnace, Arden (Greenwood), Orange County, New York, USA
28.7km (17.9 miles) ⓘMahopac Mines, Town of Carmel, Putnam County, New York, USA
31.2km (19.4 miles) ⓘPhilipstown, Cold Spring, Town of Philipstown, Putnam County, New York, USA
32.9km (20.5 miles) ⓘMule Mine, Ringwood, Passaic County, New Jersey, USA
32.9km (20.5 miles) ⓘCannon Mines, Ringwood, Passaic County, New Jersey, USA
32.9km (20.5 miles) ⓘHard Mine, Ringwood, Passaic County, New Jersey, USA
References
Collected 2009- David S. Bernstein
 
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