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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Fluorite from
Smith Granite quarry, Westerly, Washington County, Rhode Island, USA


Locality type:Quarry
Classification
Species:Fluorite
Formula:CaF2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view Smith Granite quarry, Westerly, Washington County, Rhode Island, USA
Data Identifiers
Mindat Occurrence Record ID:36875
Long-form Identifier:1:3:36875:5
GUID (UUID V4):0
Nearest other occurrences of Fluorite
2.0km (1.2 miles) ⓘRedstone Granite Quarry (Cherenzia Quarry), Westerly, Washington County, Rhode Island, USA
7.0km (4.4 miles) ⓘSullivan Quarry (Armetta Quarry; Copar Quarry; Westerly Granite Co. Quarry), Bradford, Westerly, Washington County, Rhode Island, USA
23.5km (14.6 miles) ⓘMount Tom road cut, Exeter, Washington County, Rhode Island, USA
37.3km (23.2 miles) ⓘRoute 4 roadcut, East Greenwich, Kent County, Rhode Island, USA
38.6km (24.0 miles) ⓘJackson Granite quarry, Coventry, Kent County, Rhode Island, USA
39.1km (24.3 miles) ⓘRoute 11 road cuts, Salem, New London County, Connecticut, USA
39.2km (24.4 miles) ⓘCardi Quarry, Coventry, Kent County, Rhode Island, USA
41.9km (26.0 miles) ⓘWauregan Quarry, Wauregan, Plainfield, Windham County, Connecticut, USA
51.3km (31.8 miles) ⓘMansfield Hollow Dam, Windham, Windham County, Connecticut, USA
55.8km (34.7 miles) ⓘInterstate 295 / US Route 6 road cuts, Johnston, Providence County, Rhode Island, USA
References
Miller, C. E. (1971) Rhode Island Minerals and their Locations. University of Rhode Island.
 
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