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
Climax Mine (Keystone), O'Connor Township, Thunder Bay District, Ontario, Canada


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Climax Mine (Keystone), O'Connor Township, Thunder Bay District, Ontario, Canada
Data Identifiers
Mindat Occurrence Record ID:655562
Long-form Identifier:1:3:655562:7
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.5km (0.3 miles) ⓘWest Beaver Mine, O'Connor Township, Thunder Bay District, Ontario, Canada
0.6km (0.4 miles) ⓘSilver Creek Mine, Gillies Township, Thunder Bay District, Ontario, Canada
0.6km (0.4 miles) ⓘPorcupine Mine (Creswel; Twin City; Twin Cities Mine), Gillies Township, Thunder Bay District, Ontario, Canada
0.8km (0.5 miles) ⓘLittle Pig vein, O'Connor Township, Thunder Bay District, Ontario, Canada
1.1km (0.7 miles) ⓘBadger Mine, Gillies Township, Thunder Bay District, Ontario, Canada
2.0km (1.2 miles) ⓘBeaver Mine (McQuaig), O'Connor Township, Thunder Bay District, Ontario, Canada
2.3km (1.4 miles) ⓘBeaver Jr. mine, O'Connor Township, Thunder Bay District, Ontario, Canada
4.2km (2.6 miles) ⓘRabbit Mountain Junior Mine, Scoble Township, Thunder Bay District, Ontario, Canada
4.3km (2.7 miles) ⓘRabbit Mountain Mine (Great Lakes Silver mine), Scoble Township, Thunder Bay District, Ontario, Canada
4.8km (3.0 miles) ⓘRabbit Mountain area, Scoble 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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