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
Maryland Mine, Junction Mining District (Little Eightmile Mining District), Lemhi County, Idaho, USA


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Maryland Mine, Junction Mining District (Little Eightmile Mining District), Lemhi County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:449122
Long-form Identifier:1:3:449122:4
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.8km (1.1 miles) ⓘBuckhorn Mine, Junction Mining District (Little Eightmile Mining District), Lemhi County, Idaho, USA
2.6km (1.6 miles) ⓘElmira Mine, Junction Mining District (Little Eightmile Mining District), Lemhi County, Idaho, USA
19.1km (11.9 miles) ⓘWonder Mine (Wonder Lodes Nos. 1 to 5 and Buckhorn Claims), McDevitt Mining District, Lemhi County, Idaho, USA
20.2km (12.5 miles) ⓘCopper Queen Mine (Tendoy Copper Queen), McDevitt Mining District, Lemhi County, Idaho, USA
20.6km (12.8 miles) ⓘAgency Claim, McDevitt Mining District, Lemhi County, Idaho, USA
20.8km (13.0 miles) ⓘBlack Bull Group Claims (Black Bull No. 2 and No. 3 and Fraction Claims), McDevitt Mining District, Lemhi County, Idaho, USA
21.1km (13.1 miles) ⓘDeer Fraction 1a Prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA
21.7km (13.5 miles) ⓘBuffalo Mine (Stenson S), McDevitt Mining District, Lemhi County, Idaho, USA
22.6km (14.0 miles) ⓘH and S Mine, Chinatown Mining District, Beaverhead County, Montana, USA
22.9km (14.2 miles) ⓘNo. 5 Thorium Prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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