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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Tremolite from
O'Neil Mine, Lake Mombasha, Town of Monroe, Orange County, New York, USA


Locality type:Mine
Classification
Species:Tremolite
Formula:◻Ca2Mg5(Si8O22)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tremolite data
Locality Data:Click here to view O'Neil Mine, Lake Mombasha, Town of Monroe, Orange County, New York, USA
Data Identifiers
Mindat Occurrence Record ID:81237
Long-form Identifier:1:3:81237:1
GUID (UUID V4):0
Nearest other occurrences of Tremolite
10.9km (6.8 miles) ⓘNickel Mine (Bulson lot), Grape Swamp Mountain, Harriman State Park, Rockland County, New York, USA
11.2km (7.0 miles) ⓘCrawford Mine, Sterling Mines group, Sterling Lake, Town of Warwick, Orange County, New York, USA
12.6km (7.9 miles) ⓘRed-Back Mine (Redback mine), Town of Tuxedo, Orange County, New York, USA
15.0km (9.3 miles) ⓘStandish Mine (Warwick Mine; Warwick Uranium Mine), Warwick Mountain, Town of Warwick, Orange County, New York, USA
19.1km (11.9 miles) ⓘEdenville, Town of Warwick, Orange County, New York, USA
21.3km (13.2 miles) ⓘRhein Property, Amity, Town of Warwick, Orange County, New York, USA
22.4km (13.9 miles) ⓘWest Point, Orange County, New York, USA
22.6km (14.1 miles) ⓘAmity, Town of Warwick, Orange County, New York, USA
24.5km (15.2 miles) ⓘAtlas Quarry (Empire Quarry), Pine Island, Town of Warwick, Orange County, New York, USA
24.9km (15.4 miles) ⓘPhilipstown, Cold Spring, Town of Philipstown, Putnam County, New York, USA
References
Clarke, John M. (1921, September) The Magnetite Iron Deposits of Southeastern New York. New York State Museum Bulletin Vol. 249-250. The University of the State of New Yorkp.109
Manchester, James G. (1931) The Minerals of New York City and its Environs. Bulletin of the New York Mineralogical Club Vol. 3 (1). New York Mineralogical Clubp.85
 
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