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
Oxbow Dam, Baker County, Oregon, USA


07027570017372260878100.jpg
Calcite

Oxbow Dam, Baker County, Oregon, USA
07027570017372260878100.jpg
Calcite

Oxbow Dam, Baker County, Oregon, USA
07027570017372260878100.jpg
Calcite

Oxbow Dam, Baker County, Oregon, USA
Locality type:Dam
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Thomsonite-Ca1
Mesolite1
Chabazite1
Heulandite Subgroup1
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Oxbow Dam, Baker County, Oregon, USA
Data Identifiers
Mindat Occurrence Record ID:307702
Long-form Identifier:1:3:307702:3
GUID (UUID V4):0
Nearest other occurrences of Calcite
4.9km (3.0 miles) ⓘMcCarty Prospect (McCarthy), Seven Devils Mining District, Adams County, Idaho, USA
5.0km (3.1 miles) ⓘRed Mound Occurrence (Rogers Group), Iron Dyke Mining District (Homestead Mining District), Baker County, Oregon, USA
9.4km (5.9 miles) ⓘRiver Queen Mine, Seven Devils Mining District, Adams County, Idaho, USA
10.1km (6.3 miles) ⓘAzurite Mine, Seven Devils Mining District, Adams County, Idaho, USA
11.7km (7.3 miles) ⓘMacDougall Group (Golden West; Harvest Queen; Mac Dougall; Copper King Group), Iron Dyke Mining District (Homestead Mining District), Baker County, Oregon, USA
21.9km (13.6 miles) ⓘFrenchy's Mine (John D.; Trenchy's; Great Eastern), Seven Devils Mining District, Adams County, Idaho, USA
23.6km (14.7 miles) ⓘAlaska Mine, Seven Devils Mining District, Adams County, Idaho, USA
23.7km (14.7 miles) ⓘArkansas Mine, Seven Devils Mining District, Adams County, Idaho, USA
23.8km (14.8 miles) ⓘBrooklyn Group (A. P. Carnahan Property; Olympic and Allen), Homestead, Wallowa County, Oregon, USA
26.0km (16.1 miles) ⓘClear Creek Reservoir Occurrence (Eagle Cap Wilderness), Wallowa Range Mining District, Baker County, Oregon, USA
References
Microprobe V 7-4 p.12-13, "Zeolites and Associated Minerals Near Oxbow Dam, Baker Co., Oregon." Rudy W. Tschernich.
 
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