Nevada · Humboldt County
Producer

Defense Mine

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

C.C. Crow, G.D. Mathewson, Vern Cannon, Cecil Cannon, And Frank Cannon.

Commodities
PrimaryTungsten
TertiaryCopper
Commodity typeM
Deposit
Model42: W skarn
Deposit sizeS
Orebody formTABULAR
Ore controlIgneous Contact; South Hill Fault
Materials
Ore mineralsScheelite
GangueActinolite, Epidote, Garnet, Quartz
Geology
Host rockHornfels,Slate,Quartzite,Marble,Phyllite,Mica Schist
Associated rockGneiss
StructureFaults Striking Ne, Dipping Steeply Nw
AlterationContact
Economic & production
Development statusProducer
Discovery year1942
Identification
Deposit ID10014338
MRDS IDD011068
Alternate namesCold Spring Mine, NBMG Sample Site 2973, Cold Springs
RegionNA
Data scoreB
Coordinates41.86431, -118.68795
References
QUADE, JACK, 1984, NBMG FIELD EXAMINATION REPORT AND SAMPLE ANALYSIS: NBMG UNPUBLISHED (TINGLEY) FILE.WILLDEN, R., 1964, GEOLOGY AND MINERAL DEPOSITS OF HUMBOLDT COUNTY, NEVADA: NBMG BULL. 59.STAGER, H. K. AND TINGY, J. V., 1988, TUNGSTEN DEPOSITS IN NEVADA: NBMG BULL. 105, P. 96.STAGER, H.K., IN PREPSTAGER AND TINGLEY