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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Malachite from
Kelsey Prospect, Oroville Mining District, Okanogan County, Washington, USA


Locality type:Prospect
Classification
Species:Malachite
Formula:Cu2(CO3)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Malachite data
Locality Data:Click here to view Kelsey Prospect, Oroville Mining District, Okanogan County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:126182
Long-form Identifier:1:3:126182:0
GUID (UUID V4):0
Nearest other occurrences of Malachite
0.9km (0.6 miles) ⓘOhio Prospect, Oroville Mining District, Okanogan County, Washington, USA
1.0km (0.6 miles) ⓘMikelson Prospect, Oroville Mining District, Okanogan County, Washington, USA
2.5km (1.6 miles) ⓘDividend-Lakeview Mine, Osoyoos, Osoyoos Mining Division, British Columbia, Canada
11.4km (7.1 miles) ⓘOccident, Wannacut Lake Mining District, Okanogan County, Washington, USA
11.5km (7.1 miles) ⓘTriune Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
13.5km (8.4 miles) ⓘPrize Mine, Nighthawk Mining District, Okanogan County, Washington, USA
14.1km (8.8 miles) ⓘCalifornia Claim, Nighthawk Mining District, Okanogan County, Washington, USA
14.8km (9.2 miles) ⓘRainbow Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
16.3km (10.1 miles) ⓘSummit Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
17.1km (10.6 miles) ⓘRuby Mine, Nighthawk Mining District, Okanogan 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
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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