Commodities
PrimaryGold, Silver
SecondaryCopper
Commodity typeM
Deposit
Deposit typeReplacement
Model59: Skarn Cu
Deposit sizeS
Orebody formIRREGULAR
Ore controlComplex Multiple Faulting. Ore Is Principally Localized Along 2 Faults: Nne-Striking Copper King Fault Zone And The Wnw-Striking Surprise Fault.
Materials
Ore mineralsChrysocolla, Malachite
GangueCalcite, Chlorite, Garnet, Goethite, Quartz
Geology
Host rockSandstone · Harmony Formation;Harmony Formation
Associated rockPorphyry · Battle Formation; Antler Peak Limestone
StructureNw-Trending Fault; Normal Faults
AlterationStrong Silicification And Retrograde Alteration Of Prograde Garnet Skarn.
Economic & production
Development statusProducer
Production yearsUNDERGROUND: 1937, 1938, 1941, 1945, 1947, 1954. OPEN PIT: 1987-PRESENT (12/92).
First production1937
Discovery year1938
Identification
Deposit ID10044055
MRDS IDM231376
RegionNA
Data scoreA
Coordinates40.62018, -117.02455
References
ROBERTS, R. J. AND ARNOLD, D. C., 1965, ORE DEPOSITS OF THE ANTLER PEAK QUADRANGLE, HUMBOLDT AND LANDER COUNTIES, NEVADA, USGS PROF. PAPER 459-B, 94 PP.BATTLE MOUNTAIN GOLD COMPANY, 1988, ANNUAL REPORT FOR 1987.NBMG MINING DISTRICT FILE 147, NUMEROUS PRESS CLIPPINGS.BONHAM, H. F., 1986, BULK-MINEABLE PRECIOUS METAL DEPOSITS AND PROSPECTS IN NEVADA, NBMG MAP 91.NBMG, 1988, THE NEVADA MINERAL INDUSTRY - 1987, NBMG SPECIAL PUBLICATION MI-1987.BUFFA, R. AND SCHAFER, R., EDS., 1988, FALL FIELD TRIP GUIDEBOOK, THE GEOLOGICAL SOCIETY OF NEVADA, RENO, P. 271-276.NBMG, 1994, MI-1993PRE-1987 ANNUAL AND CUMULATIVE PRODUCTION: ROBERTS, R. J. AND ARNOLD, D. C., 1965, ORE DEPOSITS OF THE ANTLER PEAK QUADRANGLE, HUMBOLDT AND LANDER COUNTIES, NEVADA, USGS PROF. PAPER 459-B, 94 PP. 1987 PRODUCTION: BATTLE MOUNTAIN GOLD COMPANY, 1988, ANNUAL REPORT FOR 1987. NBMG MI-19931986-1988 FIGURES: BONHAM, 1988, PRESS CLIPPINGS. NBMG MI-1993