Mine detail: Boss Mine

Previously called 'Boss-Thunderbolt group'

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Location

Lat / long: 39.69638, -106.19644

Resource(M)

Primary: Silver
Secondary: Gold, Lead, Zinc, Copper
Ore: Argentite, Chalcopyrite, Galena, Sphalerite
Gangue: Hematite, Quartz, Siderite

Production

Operation type: Unknown
Production size: Yes
Development status: Past Producer
Production years: 1882-1897, 1901-1963

Geology

Host type:Granitoid
Structure:frontal fault zone
Alteration processes:Silicified and chloritized granite with hematite stain

References

MRDSDE00807
DEP10021669
Reference{Deposit:: TWETO, OGDEN, BRYANT, BRUCE, AND WILLIAMS, F.E., 1970, MINERAL RESOURCES OF THE GORE RANGE-EAGL* NEST PRIMITIVE AREA AND VICINITY, SUMMIT AND EAGLE COUNTIES, COLORADO: U.S. GEOLOGICAL SURVEY BULLETIN 1319-C, 127 P.}{Deposit:: WILSON, ANNA B., AND LAROCK, EDWARD J., 1991, ASCII DATABASE FOR PRINCIPAL LODE MINES AND MINERALIZED AREAS IN SOUTHERN SUMMIT COUNTY, COLORADO, U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 91-0027A AND B, 22 P. AND ONE DISKETTE.}{Deposit:: WILSON, ANNA B., AND LAROCK, EDWARD J., IN PRESS, MINERALIZED AREAS AND PRINCIPAL LODE MINES IN SOUTHERN SUMMIT COUNTY, COLORADO, U.S. GEOLOGICAL SURVEY MISCELLANEOUS FIELD STUDIES MAP MF-2163, SCALE 1:50,000.}{Deposit:: Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.}
ReporterWilson, Anna B., Beach, Richard A.