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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Calcite from
Enterprise Mine, McTavish Township, Thunder Bay District, Ontario, Canada


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Galena1
Chalcopyrite1
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Enterprise Mine, McTavish Township, Thunder Bay District, Ontario, Canada
Data Identifiers
Mindat Occurrence Record ID:655405
Long-form Identifier:1:3:655405:7
GUID (UUID V4):0
Nearest other occurrences of Calcite
2.7km (1.7 miles) ⓘDorion Amethyst Mine, Mineral Lot A, McTavish Township, Thunder Bay District, Ontario, Canada
3.5km (2.1 miles) ⓘDetroit-Algoma Mine, McTavish Township, Thunder Bay District, Ontario, Canada
3.6km (2.2 miles) ⓘOntario Gem Mine, McTavish Township, Thunder Bay District, Ontario, Canada
7.5km (4.7 miles) ⓘThunder Bay Amethyst Mine, McTavish Township, Thunder Bay District, Ontario, Canada
28.8km (17.9 miles) ⓘEscape intrusion, Thunder Bay District, Ontario, Canada
31.7km (19.7 miles) ⓘSilver Harbour Mine (Beck Mine; Three A Mine; 3 A), MacGregor Township, Thunder Bay District, Ontario, Canada
35.8km (22.3 miles) ⓘArsenic occurrence (Cross Property), Edward Island, Porphyry Island Township, Thunder Bay District, Ontario, Canada
35.9km (22.3 miles) ⓘBarite Occurrence, Porphyry Island, Porphyry Island Township, Thunder Bay District, Ontario, Canada
42.0km (26.1 miles) ⓘSilver Islet mine, Silver Islet, Sibley Township, Thunder Bay District, Ontario, Canada
43.9km (27.3 miles) ⓘMcNamara quarry, MacGregor Township, Thunder Bay District, Ontario, Canada
References
Vos, M. A., 1976, Amethyst Deposits of Ontario, Ontario Division of Mines, pp. 99..
 
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