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
Iowa Mine, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA


Locality type:Mine
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 Iowa Mine, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:141908
Long-form Identifier:1:3:141908:5
GUID (UUID V4):0
Nearest other occurrences of Malachite
0.5km (0.3 miles) ⓘJerry Chatman Mine, Monte Cristo Mining District, Snohomish County, Washington, USA
2.9km (1.8 miles) ⓘDoris Prospect, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA
4.1km (2.5 miles) ⓘMackinaw Mine, Monte Cristo Mining District, Snohomish County, Washington, USA
6.1km (3.8 miles) ⓘMineral Center Prospect, Silver Creek Mining District, Snohomish County, Washington, USA
9.9km (6.2 miles) ⓘKromona Mine, Sultan Mining District, Snohomish County, Washington, USA
10.7km (6.7 miles) ⓘArmament Prospect, Index Mining District, Snohomish County, Washington, USA
13.3km (8.3 miles) ⓘCopper King Prospect, Trout Creek, Index Mining District, Snohomish County, Washington, USA
14.0km (8.7 miles) ⓘNon Pareil Prospect, Trout Creek, Index Mining District, Snohomish County, Washington, USA
21.9km (13.6 miles) ⓘBuckeye Mine, Index Mining District, Snohomish County, Washington, USA
27.3km (17.0 miles) ⓘMaloney Quarries, Grotto, King 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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