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
Little Chopaka Mountain, Nighthawk Mining District, Okanogan County, Washington, USA


Locality type:Mountain
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Little Chopaka Mountain, Nighthawk Mining District, Okanogan County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:98118
Long-form Identifier:1:3:98118:5
GUID (UUID V4):0
Nearest other occurrences of Calcite
3.8km (2.4 miles) ⓘKaaba Mine, Nighthawk Mining District, Okanogan County, Washington, USA
4.2km (2.6 miles) ⓘRuby Mine, Nighthawk Mining District, Okanogan County, Washington, USA
13.7km (8.5 miles) ⓘPinnacle Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
14.6km (9.1 miles) ⓘMak Siccar Mine, Keremeos, Osoyoos Mining Division, British Columbia, Canada
14.8km (9.2 miles) ⓘDividend-Lakeview Mine, Osoyoos, Osoyoos Mining Division, British Columbia, Canada
14.9km (9.3 miles) ⓘLake Khiluk (Spotted Lake), Osoyoos, Osoyoos Mining Division, British Columbia, Canada
15.0km (9.3 miles) ⓘCopper World Extension Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
16.0km (9.9 miles) ⓘKelsey Prospect, Oroville Mining District, Okanogan County, Washington, USA
18.0km (11.2 miles) ⓘMoncosilgo Prospect, Oroville Mining District, Okanogan County, Washington, USA
18.7km (11.6 miles) ⓘBuckeye Claim, Wannacut Lake Mining District, Okanogan County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
 
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