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
Mudge prospect, Washburn County, Wisconsin, 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 Mudge prospect, Washburn County, Wisconsin, USA
Data Identifiers
Mindat Occurrence Record ID:243164
Long-form Identifier:1:3:243164:2
GUID (UUID V4):0
Nearest other occurrences of Malachite
9.3km (5.8 miles) ⓘWeyerhaeuser Copper Mines, Wascott; County No. 1; County No. 2 or Skrupty, County No. 3, Douglas County, Wisconsin, USA
42.5km (26.4 miles) ⓘ18 Mile Creek outcrops, Bayfield County, Wisconsin, USA
49.8km (31.0 miles) ⓘNorth Wisconsin prospect, Douglas County, Wisconsin, USA
51.5km (32.0 miles) ⓘPercival copper prospects, Douglas County, Wisconsin, USA
52.3km (32.5 miles) ⓘGrandview marble quarry, Bayfield County, Wisconsin, USA
52.7km (32.8 miles) ⓘAmicon copper prospect, Douglas County, Wisconsin, USA
53.4km (33.2 miles) ⓘBuckley Quarry, Amnicon Falls, Douglas County, Wisconsin, USA
53.8km (33.4 miles) ⓘStarkweather copper prospects (Edwards Mine; Wisconsin Mine), Douglas County, Wisconsin, USA
54.4km (33.8 miles) ⓘFond du Lac copper prospect, Douglas County, Wisconsin, USA
56.2km (34.9 miles) ⓘCopper Creek prospects, Douglas County, Wisconsin, USA
References
Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078
 
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