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
United Copper Mine, Chewelah Mining District, Stevens County, Washington, 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 United Copper Mine, Chewelah Mining District, Stevens County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:150910
Long-form Identifier:1:3:150910:6
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.3km (0.8 miles) ⓘChinto Mine, Chewelah Mining District, Stevens County, Washington, USA
5.4km (3.4 miles) ⓘSchrenberg Prospect, Chewelah Mining District, Stevens County, Washington, USA
13.0km (8.1 miles) ⓘFinch Quarry, Chewelah Mining District, Stevens County, Washington, USA
13.7km (8.5 miles) ⓘB and B Mine, Chewelah Mining District, Stevens County, Washington, USA
14.0km (8.7 miles) ⓘMoss-Allen Quarry, Chewelah Mining District, Stevens County, Washington, USA
15.9km (9.9 miles) ⓘWoodbury Quarry, Chewelah Mining District, Stevens County, Washington, USA
19.6km (12.2 miles) ⓘPhoenix, Chewelah Mining District, Stevens County, Washington, USA
19.9km (12.4 miles) ⓘNogues Prospect, Chewelah Mining District, Stevens County, Washington, USA
20.7km (12.9 miles) ⓘKeystone Quarry, Chewelah Mining District, Stevens County, Washington, USA
23.3km (14.5 miles) ⓘMidnight Quarry, Chewelah Mining District, Stevens County, Washington, USA
References
Derkey, Robert E., Joseph, Nancy L., Lasmanis, Raymond (1990, November) Metal Mines of Washington - Preliminary Report. Open File Report 90-18. Washington Division of Geology and Earth Resources
 
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