Commodities
PrimaryCopper, Lead, Gold, Zinc, Silver
Deposit
Deposit typeHYDROTHERMAL STOCK, MASSIVE (CHIMNEY DEPOSIT), HYDROTHERMAL VEIN
Model85: Polymetallic veins
Deposit sizeM
Ore controlFISSURES, FRACTURES, FAULTS, WALL ROCK
Geology
StructureTHE SNEFFELS AND TELLURIDE DISTRICTS ARE IN THE EXTERIOR UNIT OF THE CALDERA. THE RED MOUNTAIN DISTRICT IS IN THE NORTHERN PART OF THE HIGHLY FAULTED ZONE., THE SILVERTON CALDERA HAS AN INTERIOR DOWN FAULTED CIRCULAR BLOCK, SURROUNDED BY SOME TILTED AND LOCALLY FAULTED ROCKS, SURROUNDED BY HIGHLY FAULTED ROCKS, AND AN EXTERIOR ZONE OF RELATIVELY UNDISTURBED BUT FISSURED ROCKS.
AlterationSILICIC, PORPHLITIC, ARGILLIC, ADVANCED ARGILLIC, SERICITIC
Economic & production
Development statusPast Producer
Identification
Deposit ID60001032
MRDS IDMP90023
RegionNA
Data scoreD
Coordinates37.9581, -107.75064
References
KOSCHMANN, A.H., AND BERGENDAHL, M.H., 1968, PRINCIPAL GOLD-PRODUCING DISTRICTS OF THE UNITED STATES: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 610, 283 P.MOSIER, D.L., MENZIE, W.D., AND KLEINHAMPL, F.J., 1986, GEOLOGIC AND GRADE-TONNAGE INFORMATION ON TERTIARY EPITHERMAL PRECIOUS- AND BASE-METAL VEIN DISTRICTS ASSOCIATED WITH VOLCANIC ROCKS: U.S. GEOLOGICAL SURVEY BULLETIN 1666, 39 P.BARTOS, PAUL J., 1993, COMPARISON OF GOLD-RICH AND GOLD-POOR QUARTZ-BASE METAL VEINS: SOCIETY OF ECONOMIC GEOLOGISTS NEWSLETTER, NO. 15, 7 P.