Mine detail: Mastodon Mine

Previously called 'Rochester Group'

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Location

Lat / long: 47.34237, -115.97042

Resource(M)

Tertiary: Gold, Silver, Zinc, Lead
Ore: Galena
Gangue: Calcite, Pyrite, Quartz, Siderite
Orebody form: IRREGULAR BUNCHES

Production

Operation type: Unknown
Production size: None
Development status: Occurrence

Geology

Host rock:Wallace Formation
Host type:Slate,Quartzite
Structure:Complex Folding And Faulting (Nw - Se)
Tectonic:Belt Basin
Alteration processes:Oxidation

References

MRDSW026602
DEP10096468
Reference{Deposit:: WAGNER, W. R., 1949 , THE GEOLOGY OF PART OF THE SOUTH SLOPE OF THE ST. JOE MTNS.: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 82 , 48 P.}{Deposit:: COLLIER, A. J., 1906 , ORE DEPOSITS OF THE ST. JOE RIVER BASIN, IDAHO: USGS BULL. 285 , P. 129 - 139}{Deposit:: PARDEE, J. T., 1911 , GEOLOGY AND MINERALIZATION OF THE UPPER ST. JOE RIVER BASIN, IDAHO: USGS BULL. 470 , P. 39 - 61}{Deposit:: 1906 OTHER A. J. COLLIER, BULL. 285}{Deposit:: 1911 GEOLMAP J. T. PARDEE, BULL. 470}{Deposit:: 1949 GEOLMAP IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 82}
ReporterMiller, Pat J.