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
Grants Mills, Cumberland, Providence County, Rhode Island, USA


06808110017362639625099.jpg
Fluorite

Grants Mills, Cumberland, Providence County, Rhode Island, USA
06808110017362639625099.jpg
Fluorite

Grants Mills, Cumberland, Providence County, Rhode Island, USA
04270070017362639637777.jpg
Fluorite

Grants Mills, Cumberland, Providence County, Rhode Island, USA
Locality type:Road Cutting
Classification
Species:Fluorite
Formula:CaF2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Danalite4
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view Grants Mills, Cumberland, Providence County, Rhode Island, USA
Data Identifiers
Mindat Occurrence Record ID:36828
Long-form Identifier:1:3:36828:7
GUID (UUID V4):0
Nearest other occurrences of Fluorite
2.2km (1.3 miles) ⓘSneech Pond copper mines (Copper Mine Hill), Cumberland, Providence County, Rhode Island, USA
2.2km (1.4 miles) ⓘDiamond Hill, Cumberland, Providence County, Rhode Island, USA
2.3km (1.4 miles) ⓘBeacon Pole Hill quarry, Cumberland, Providence County, Rhode Island, USA
2.7km (1.7 miles) ⓘDiamond Hill Reservoir, Diamond Hill, Cumberland, Providence County, Rhode Island, USA
3.0km (1.9 miles) ⓘStaples Road, Cumberland, Providence County, Rhode Island, USA
5.7km (3.5 miles) ⓘManville Quarry, Cumberland, Providence County, Rhode Island, USA
8.4km (5.2 miles) ⓘLynch Quarry, Berkeley, Cumberland, Providence County, Rhode Island, USA
16.4km (10.2 miles) ⓘSmithfield beryl prospect, Smithfield, Providence County, Rhode Island, USA
20.0km (12.4 miles) ⓘManton Avenue Quarry, Manton, Providence, Providence County, Rhode Island, USA
21.6km (13.4 miles) ⓘBlanchard Quarries, Uxbridge, Worcester County, Massachusetts, USA
References
Miller, C. E. (1971) Rhode Island Minerals and their Locations. University of Rhode Island.
Miller, F. William, Cares, Janet W. (1986) Rhode Island Minerals & Collectors. Rocks & Minerals, 61 (5) 264-275 doi:10.1080/00357529.1986.11762725
Carr, Ralph L., Edwards, John O. (1986) A Field Trip in Northeastern Rhode Island. Rocks & Minerals, 61 (5) 286-289 doi:10.1080/00357529.1986.11762728
 
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