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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Garnet Group from
Iona Island, Bear Mountain State Park, Rockland County, New York, USA


Locality type:Island
Classification
Species:'Garnet Group' (not an IMA approved species)
Formula:X3Z2(SiO4)3
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Garnet Group data
Locality Data:Click here to view Iona Island, Bear Mountain State Park, Rockland County, New York, USA
Data Identifiers
Mindat Occurrence Record ID:759183
Long-form Identifier:1:3:759183:9
GUID (UUID V4):0
Nearest other occurrences of Garnet Group
1.5km (0.9 miles) ⓘAnthony's Nose, Cortlandt Township, Westchester County, New York, USA
5.4km (3.4 miles) ⓘPeekskill, Westchester County, New York, USA
6.4km (4.0 miles) ⓘVerplanck Point, Verplanck, Cortlandt Township, Westchester County, New York, USA
7.7km (4.8 miles) ⓘCrugers Emery Mine, Montrose, Cortlandt Township, Westchester County, New York, USA
9.7km (6.0 miles) ⓘWest Point, Orange County, New York, USA
11.7km (7.3 miles) ⓘCroft Mine, Oscawana Corners, Town of Putnam Valley, Putnam County, New York, USA
13.5km (8.4 miles) ⓘMount Taurus Quarry, Town of Philipstown, Putnam County, New York, USA
16.5km (10.2 miles) ⓘDenny Magnetite Mine, Town of Putnam Valley, Putnam County, New York, USA
17.0km (10.6 miles) ⓘO'Neil Mine, Lake Mombasha, Town of Monroe, Orange County, New York, USA
17.1km (10.6 miles) ⓘVillage of Monroe, Town of Monroe, Orange County, New York, USA
References
Observed/collected David S. Bernstein 2011
 
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