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Pennantite from
Source Lake Breccia, Snoqualmie Mining District, King County, Washington, USA


Locality type:Outcrop
Classification
Species:Pennantite
Formula:Mn52+Al(AlSi3O10)(OH)8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pennantite data
Locality Data:Click here to view Source Lake Breccia, Snoqualmie Mining District, King County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:107338
Long-form Identifier:1:3:107338:6
GUID (UUID V4):0
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
 
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