Nevada · Humboldt County
Past Producer

National Mine

Humboldt County, Nevada, United States
SilverGoldArsenicAntimonyZincCopperLead
⌖ Show on mapUSGS source ↗
Description

J.L. Workman

Commodities
PrimarySilver, Gold
SecondaryArsenic, Antimony
TertiaryZinc, Copper, Lead
Commodity typeM
Deposit
Model150: Epithermal vein, Comstock
Deposit sizeM
WorkingsUnderground
Orebody formTABULAR
Ore controlShear Zones
Materials
Ore mineralsArsenic, Chalcopyrite, Electrum, Galena, Marcasite, Pyrargyrite, Pyrite, Stibnite
GangueClay, Quartz
Geology
Host rockRhyolite
Associated rockRhyolite
StructureFaults-Some With Post-Ore Movement., N-S Fault Traverses Many Of The Claims
AlterationPyrite, Calcite, Adularia, Sericite, Near Veins; Propylitic
Economic & production
Development statusPast Producer
First production1908
Discovery year1907
Identification
Deposit ID10069308
MRDS IDW002903
Alternate namesNBMG Sample Site 2643, West Virginia and Charleston Claims
RegionNA
Data scoreB
Coordinates41.83806, -117.57083
References
LINDGREN, W. 1915, GEOLOGY AND MINERAL DEPOSITS OF THE NATIONAL MINING DISTRICT, NEV; U.S.G.S. BULL 601WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS OF HUMBOLDT CO., NEV: NEV. CO., NEV: BUREAU OF MINES BULL 59CUTLER, H.C., 1910, NATIONAL, NEVADA; MIN. & SEC. PRESS; VOLSTOWE, A.W., 19--?, SOME FACTS AND FIGURES CONCERNING NATIONAL, THE CAMP WITH THE MINES HAVING THE RICHEST GOLD ORE ON EARTH; UNPUB. REPORT ON FILE AT N.B.M.G.WINCHELL, A.N., 1912, GEOLOGY OF THE NATIONAL MINING DISTRICT, NEVADA; MIN. & SCI PRESS.WHELCHEL MINES NEWS, AUG-SEPT, 1963, VOL 1, NO 1, CALDWELL I., MC DERMITT, NEV.VANDERBURG, W.O., 1938, RECONNAISSANCE OF MINING DISTRICTS IN HUMBOLDT, CO, NEV.; U.S.B.M. INF. CIRC. 6995.LINCOLN, F. C., 1923, NEVADA MINING DISTRICTS AND MINERAL RESOURCES; STANLEY PAHER, NEVADA PUBLICATIONS, LAS VEGA-S, NEVADA.WEED, W. H., ED., 1922, THE MINES HANDBOOK, VOL XV, P. 1263.TINGLEY, J. V., 27 SEP.84, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.F11) NBMG STAFF, 1985, NBMG OFR 85-3.F12) USBM MINERALS YEARBOOK FOR 1908, PT 1, P. 490.F13) USBM MINERALS YEARBOOK FOR 1909, PT 1, P. 412.1911 OTHER NATIONAL MINER, AUG, 1911 SUMMARY1915 RECON LINGRENKOSCHMAN AND BERGENDAHL, 1968, P. 181 (REF 2)