Mine detail: Comstock Mine 188*

Previously called 'Canfield Tunnel: Patented Claim In 1893 Comstock'

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Location: Sierra County, New Mexico, United States, North America
Lat / long: 32.93483, -107.72004
dep_id: 10011743
mrds_id: D006852
Commodity type: metallic
Major mineral: Lead, Silver
Minor mineral: Copper, Manganese, Zinc, Gold
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Producer
ore: Argentite, Chalcopyrite, Galena, Gold, Pyrolusite, Silver, Sphalerite, Wad
gangue: Calcite, Quartz, Rhodochrosite, Rhodonite
orebody_fm: IRREGULAR
work_type: Underground
alteration: Silicified Dolomite
conc_proc: Oxidation Enrichment
ore_ctrl: Mineralized Solutions Rising From A Shallow Igneous Mass Were Channeled Along Fault Zones And Localized In Fractures And Bedding Planes Beneath An Impermeable Layer.
Reporter: Menzie, David
hrock_unit: Fusselman Dolomite;Percha Shale
hrock_type: Dolomite
arock_type: Monzonite,Andesite
Structure: Deposits Occur Near Dolomite-Shale Contact And Near Monzonite Sill.
Year first produced: 1885
yr_lst_prd: 1941
disc_yr: 1885
References:
  • Deposit:: LINDGREN, W., GRATON, L.C. AND GORDON, C.H., 1910 USGS PP 68, P.269, PLATE XXI
  • Deposit:: HARLEY, G.T., 1934 NMBMMR BULL 10, P.103
  • Deposit:: FARNHAM, L.L., 1961 USBM IC 8030, P.102-104
  • Deposit:: HEDLUND, D.C., 1977 USGS MAP MF-900-B
  • Deposit:: 5) NMBMMR GENERAL FILE DATA
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