Commodities
PrimaryLead, Silver
SecondaryGold, Zinc, Manganese, Copper
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formIRREGULAR
Ore controlMineralized Solutions Rising From A Shallow Igneous Mass Were Channeled Along Fault Zones And Localized In Fractures And Bedding Planes Beneath An Impermeable Layer.
Materials
Ore mineralsArgentite, Chalcopyrite, Galena, Gold, Pyrolusite, Silver, Sphalerite, Wad
GangueCalcite, Quartz, Rhodochrosite, Rhodonite
Geology
Host rockDolomite · Fusselman Dolomite;Percha Shale
Associated rockMonzonite,Andesite
StructureDeposits Occur Near Dolomite-Shale Contact And Near Monzonite Sill.
AlterationSilicified Dolomite
Economic & production
Development statusProducer
First production1885
Last production1941
Discovery year1885
Identification
Deposit ID10011743
MRDS IDD006852
Alternate namesCanfield Tunnel: Patented Claim In 1893 Comstock
RegionNA
Data scoreB
Coordinates32.93483, -107.72004
References
LINDGREN, W., GRATON, L.C. AND GORDON, C.H., 1910 USGS PP 68, P.269, PLATE XXIHARLEY, G.T., 1934 NMBMMR BULL 10, P.103FARNHAM, L.L., 1961 USBM IC 8030, P.102-104HEDLUND, D.C., 1977 USGS MAP MF-900-B5) NMBMMR GENERAL FILE DATA