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
Rocky River Mine (Jake Shin; Tom Shin; Rocky River Gold-Silver-Lead Mine), Cabarrus 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 Rocky River Mine (Jake Shin; Tom Shin; Rocky River Gold-Silver-Lead Mine), Cabarrus County, North Carolina, USA
Data Identifiers
Mindat Occurrence Record ID:339888
Long-form Identifier:1:3:339888:3
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.9km (1.2 miles) ⓘEva Furr Mine (Silver Valley Mine; Midas; Allen Furr Mine), Cabarrus County, North Carolina, USA
2.7km (1.7 miles) ⓘReed Gold Mine, Locust, Cabarrus County, North Carolina, USA
4.2km (2.6 miles) ⓘEllsworth and Crosby Mines (Cabarrus), Cabarrus County, North Carolina, USA
4.5km (2.8 miles) ⓘSouthern shaft, Tucker Mine (California Mine), Cabarrus County, North Carolina, USA
4.6km (2.9 miles) ⓘNorthern Shaft, Tucker Mine (California Mine), Cabarrus County, North Carolina, USA
5.4km (3.3 miles) ⓘFurniss Mine, Concord, Cabarrus County, North Carolina, USA
5.8km (3.6 miles) ⓘCrayton Mine, Cabarrus County, North Carolina, USA
6.7km (4.1 miles) ⓘSnyder Mine, Concord, Cabarrus County, North Carolina, USA
7.2km (4.5 miles) ⓘQuaker City Mine, Charlotte Belt, Cabarrus County, North Carolina, USA
11.3km (7.0 miles) ⓘWest shaft, Pioneer Mills Mine, Cabarrus County, North Carolina, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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