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
Black Mine, Union County, North Carolina, USA


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 Black Mine, Union County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:925462
Long-form Identifier:1:3:925462:6
GUID (UUID V4):0
Nearest other occurrences of Calcite
6.0km (3.7 miles) ⓘDavis Mine, Monroe, Union County, North Carolina, USA
6.6km (4.1 miles) ⓘCrump Mine, Union County, North Carolina, USA
9.8km (6.1 miles) ⓘWentz shaft, Moore Mine, Union County, North Carolina, USA
10.1km (6.3 miles) ⓘBlue shaft, Moore Mine, Union County, North Carolina, USA
12.8km (7.9 miles) ⓘLong Mine, Union County, North Carolina, USA
14.1km (8.8 miles) ⓘHowie Mine (Colossus Mine; Lawson; Condor Mine), Waxhaw, Union County, North Carolina, USA
21.7km (13.5 miles) ⓘWest shaft, Pioneer Mills Mine, Cabarrus County, North Carolina, USA
21.9km (13.6 miles) ⓘPineville Quarry, Pineville, Mecklenburg County, North Carolina, USA
23.6km (14.7 miles) ⓘPineville Quarry, York County, South Carolina, USA
24.0km (14.9 miles) ⓘArrowood Quarry, Charlotte, Mecklenburg County, North Carolina, USA
References
Carpenter, P. Albert III (1976) Metallic Mineral Deposits of the Carolina Slate Belt. Bulletin 84. North Carolina Geological Survey
 
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