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Acanthite from
Black Jack Mine, Ward Mining District, Boulder County, Colorado, USA


09607930017642834129259.jpg
Acanthite

Black Jack Mine, Ward Mining District, Boulder County, Colorado, USA
09607930017642834129259.jpg
Acanthite

Black Jack Mine, Ward Mining District, Boulder County, Colorado, USA
05313290017642498271481.jpg
Acanthite

Black Jack Mine, Ward Mining District, Boulder County, Colorado, USA
Locality type:Mine
Classification
Species:Acanthite
Formula:Ag2S
Comments:Some of the wire silver from this district, notably from the White Raven and Black Jack mines, is coated with acicular crystals of primary acanthite. Overgrowths of primary acanthite have also been observed on both pearceite and galena (Raines, 1992).
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Acanthite data
Locality Data:Click here to view Black Jack Mine, Ward Mining District, Boulder County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:30147
Long-form Identifier:1:3:30147:7
GUID (UUID V4):0
References
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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