Commodities
PrimaryTungsten
SecondarySilver
TertiaryLead, Zinc, Copper, Molybdenum, Iron
Commodity typeM
Deposit
Deposit typeContact Metamorphic
Model42: W skarn
Deposit sizeS
Orebody formTABULAR
Ore controlTactite At Granodiorite-Sedimentary Contact
Materials
Ore mineralsChalcopyrite, Galena, Pyrite, Scheelite, Sphalerite
GangueCalcite, Epidote, Garnet, Quartz
Geology
Host rockHornfels,Argillite,Limestone · Preble Formation
Associated rockDiorite · Osgood Mtns. Stock
Economic & production
Development statusPast Producer
First production1942
Last production1954
Discovery year1874
Identification
Deposit ID10045090
MRDS IDM232750
Alternate namesLouisa Patent, NBMG Sample Site 2617
RegionNA
Data scoreB
Coordinates41.20822, -117.29263
References
WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS OF HUMBOLDT COUNTY, NEV; NEV. BUREAU OF MINES BULL. 59.HOTZ, P.E., AND WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS OF THE OSGOOD MOUNTAINS QUADRANGLE HUMBOLDT CO., NEV; U.S.G.S. PROF. PAPER 431.HOBBS, S.W. AND CLABAUTH, S.E., 1946, TUNGSTEN DEPOSITS OF THE OSGOOD RANGE, HUMBOLDT COUNTY, NEV. UNIV. NEV. BULL. VOL. 40, NO. 5; GEOL. & MIN. SER. NO. 44.HESS, F.L. AND LARSEN, E.S., 1921, CONTACT-METAMORPHIC TUNGSTEN DEPOSITS OF THE UNITED STATES: U.S.G.S. BULL. 725-DTINGLEY, J. V., 6 SEP 84, NBMG FIELD EXAMINATION AND SAMPLE ANALYSISSTAGER, H. K., IN PREPARATION, NBMG BULL. ON TUNGSTEN DEPOSITS OF NEVADA.NBMG MINING DISTRICT FILE 136, ITEM 25, 1963, USBM UNPUBLISHED DATA.HOTZ, P.E. & WILLDEN, R., 1964