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
Red Mound Occurrence (Rogers Group), Iron Dyke Mining District (Homestead Mining District), Baker County, Oregon, USA


Locality type:Occurrence
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Red Mound Occurrence (Rogers Group), Iron Dyke Mining District (Homestead Mining District), Baker County, Oregon, USA
Data Identifiers
Mindat Occurrence Record ID:473229
Long-form Identifier:1:3:473229:7
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.7km (1.0 miles) ⓘMcCarty Prospect (McCarthy), Seven Devils Mining District, Adams County, Idaho, USA
5.0km (3.1 miles) ⓘOxbow Dam, Baker County, Oregon, USA
6.1km (3.8 miles) ⓘRiver Queen Mine, Seven Devils Mining District, Adams County, Idaho, USA
7.0km (4.4 miles) ⓘAzurite Mine, Seven Devils Mining District, Adams County, Idaho, USA
8.0km (5.0 miles) ⓘMacDougall Group (Golden West; Harvest Queen; Mac Dougall; Copper King Group), Iron Dyke Mining District (Homestead Mining District), Baker County, Oregon, USA
20.1km (12.5 miles) ⓘBrooklyn Group (A. P. Carnahan Property; Olympic and Allen), Homestead, Wallowa County, Oregon, USA
20.5km (12.7 miles) ⓘFrenchy's Mine (John D.; Trenchy's; Great Eastern), Seven Devils Mining District, Adams County, Idaho, USA
21.3km (13.2 miles) ⓘAlaska Mine, Seven Devils Mining District, Adams County, Idaho, USA
21.7km (13.5 miles) ⓘArkansas Mine, Seven Devils Mining District, Adams County, Idaho, USA
23.0km (14.3 miles) ⓘClear Creek Reservoir Occurrence (Eagle Cap Wilderness), Wallowa Range Mining District, Baker County, Oregon, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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