Mine detail: Afterthought

Previously called 'MolallaCopper KingQuinn-NewmanHunchbackEurekaRiovista'

<< Back to the map

Location

Lat / long: 39.16658, -118.7843

Resource(M)

Primary: Lead, Iron, Copper, Gold, Zinc, Molybdenum
Ore: Argentite, Calcite, Cerargyrite, Chalcopyrite, Gold, Graphite, Hematite, Limonite, Malachite, Molybdenite, Pyrite, Quartz, Silver, Stilbite, Tourmaline
Discovery year: 1963

Production

Operation type: Unknown
Production size: Yes
Development status: Past Producer

Geology

Host type:Limestone
Associated type:Rhyolite
Structure:Walker Lane, In An Area With Right Lateral N20w To N40w Faults Which Correlate With Other Areas Of Possible Mineralization (Boulder, Hottentot, Calico) (Satkoski, P. 78). Nw Faults Offset In Places By Ne Faults., Shearing. Fault Trending N50e Separates Quartz Monzonite From More Massive Granodionite. Later Quartz Veins.
Tectonic:Walker Lane
Alteration processes:Calc-Silicates, Silification, Argilization, Biotite

References

MRDSN000431
DEP10111483
Reference{Deposit:: JOHN, D.A., AND SHERLOCK, M.G., 1991, MAP SHOWING MINES AND PROSPECTS IN THE RENO 1 X 2 QUAD, NV AND CA, USGS MF 2154B, SYMBOL T6.}{Deposit:: SATKOWSKI, J.J., LAMBETH, R.H., WHITE, W.W., AND DUNN, M.D., 1985, FIELD INVENTORY OF THE MINERAL RESOURCES AND COMPILATION OF EXPLORATION DATA, WALKER RIVER INDIAN RESERVATION, NV., USBM, BIA REPORT 21-11.}{Deposit:: COUNCIL OF ENERGY RESOURCE TRIBES, 1984, AN ASSESSMENT OF HYDROTHERMAL SYSTEMS ON PORTIONS OF THE WALKER RIVER RESERVATION, AS RELATED TO THE FORMATION OF ENERGY AND METAL ACCUMULATIONS, UNPUBLISHED REPORT 07-36-38-557.}{Deposit:: BENWAY DISTRICT, LYON COUNTY, UNPUBLISHED MINING DISTRICT FILES (TINGLEY), NBMG.}{Deposit:: SCHRADER, F.C., 1947, CARSON SINK AREA, NEVADA, USGS, UNPUBLISHED REPORT BASED ON FIELD WORK 1911-1920, IN NBMG FILES.}{Deposit:: LAWRENCE, E.F., 1969, GEOLOGICAL AND GEOPHYSICAL INVESTIGATIONS OF THE MINERAL DEPOSITS OF THE CALICO AREA, MINERAL COUNTY, NV, UNIVERSITY OF CALIFORNIA, PH. D. DISSERTATION.}
ReporterDoebrich, J.L., Marcus, S.