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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Acanthite from
Germania, Breckenridge Mining District, Summit County, Colorado, USA


Locality type:Mine
Classification
Species:Acanthite
Formula:Ag2S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Acanthite data
Locality Data:Click here to view Germania, Breckenridge Mining District, Summit County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:707140
Long-form Identifier:1:3:707140:9
GUID (UUID V4):0
Nearest other occurrences of Acanthite
16.4km (10.2 miles) ⓘGeneral Teller Lode, Snake River, Montezuma Area, Summit County, Colorado, USA
17.6km (11.0 miles) ⓘSaints John Mine (Florado; Saint John Mine), Montezuma Area, Summit County, Colorado, USA
17.8km (11.1 miles) ⓘCalifornia Mine, Glacier Mountain, Montezuma Mining District (Snake River Mining District), Summit County, Colorado, USA
17.9km (11.1 miles) ⓘBell (California; Meteor; Wing), Montezuma Area, Summit County, Colorado, USA
18.6km (11.5 miles) ⓘEquity Mine, Montezuma Area, Summit County, Colorado, USA
18.7km (11.6 miles) ⓘJerry Tunnel, Glacier Mountain, Montezuma Mining District (Snake River Mining District), Summit County, Colorado, USA
18.7km (11.6 miles) ⓘBurke Martin Mine (Silver Wing), Snake River, Montezuma Area, Summit County, Colorado, USA
19.8km (12.3 miles) ⓘAtlantic Mine, Montezuma Area, Summit County, Colorado, USA
20.2km (12.5 miles) ⓘTreasury Vault Mine, Geneva Mining District, Park County, Colorado, USA
22.4km (13.9 miles) ⓘWinning Card (American Eagle; Eliza Jane), Peru Creek area, Argentine Mining District, Summit County, Colorado, USA
References
USGS Proffesional Paper 75
 
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