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  3. Mineral Resource Data System (MRDS)

Silver Fox Prospect

Occurrence in Washoe county in Nevada, United States with commodities Lead, Copper, Antimony, Gold, Silver
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10043892
MRDS ID M231191
Record type Site
Current site name Silver Fox Prospect
Alternate or previous names Cottonwood Canyon Prospects, Northernmost Workings of Modoc Mines, NBMG Sample Site 2404

Geographic coordinates

Geographic coordinates: -119.52962, 40.55821 (WGS84)

Site location context

Political divisions (FIPS codes)

Washoe(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Smith Canyon(quadrangle 1:24,000 scale)

Gerlach(quadrangle 1:100,000 scale)

Lovelock(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Smoke Creek Desert(hydrologic unit)

Black Rock Desert(hydrologic accounting unit)

Black Rock Desert-Humboldt(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NV)

Bureau of Land Management NV BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Nevada Washoe

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 031N 022E 17 Nevada

Comments on the location information

  • 1/2 MI. N-NW FROM MODOC MINE). UNSURVEYED AREA, SECTION PROJECTED FROM THE SOUTH.

Commodities

Commodity Importance
Lead Primary
Copper Primary
Antimony Critical Primary
Gold Primary
Silver Primary

Materials information

Materials Type of material
Jamesonite Ore
Tetrahedrite Ore
Quartz Gangue

Analytical data

Result SAMPLE 2404 OF WHITE QUARTZ VEIN CONTAINS 2 % FE, 0.02 % MG, 0.002 % TI, 150 PPM AG, 1500 PPM AS, 20 PPM B, 20 PPM- BA, 20 PPM BI, 200 PPM CU, 20 PPM MO, 10 PPM NI, 1500 PPM PB,-1000 PPM SB, 30 PPM V, 200 PPM ZN.

Mineral occurrence model information

Model code 85
USGS model code 22c
Deposit model name Polymetallic veins
Mark3 model number 46

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -119.52962, 40.55821
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Fault

Ore body information

  • General form TABULAR, PINCH-AND-SWELL
    Strike S20E
    Dip 40SE

Comments on the geologic information

  • AT THE ONLY VISIBLE PORTION OF THE VEIN, EXPOSED IN THE WALLS OF THE SHAFT, THE SULFIDES CONSTITUTE UP TO 15% OF VEIN. WORKINGS SOUTH OF THE ABOVE ADIT TREND N30W, SEVERAL HUNDRED FT LONG. WHITE QUARTZ VEIN ASSOCIATED WITH GRANITIC -DIKE, ALL OF WHICH IS IN A MEDIUM-GRAY LIMESTONE WITH POSSIBLE- OTHER ASSOCIATED METASEDIMENTS.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Cottonwood District; Cottonwood Canyon District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Dees, Joe E.
    Home office P. O. Box 1328, Alturas, Ca
    First year 1973

Comments on the workings information

  • INCLINED SHAFT-35 DEGREES TRENDS S20E, MAYBE 200-400 FT DEEP.

Comments on development

  • NO ACTIVITY IN 1984. LOTS OF 4X4 CLAIM POSTS AROUND BUT NO PAPER

Reference information

Bibliographic references

  • Deposit

    BONHAM, H. F., 1969, GEOLOGY AND MINERAL RESOURCES OF WASHOE AND STOREY COUNTIES, NEVADA, NBMG BULL. 70.

  • Deposit

    JONES, R. B., 1984, FIELD EXAMINATION 7/4/84

General comments

Subject category Comment text
Deposit QUARTZ VEIN ALONG FAULT ZONE; SULFIDES CONSTITUTE UP TO 15% OF THE VEIN MATERIAL. QUARTZ VEIN ASSOCIATED WITH ALTERED GRANITIC DIKE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1985 Royse, Sue E. Nevada Bureau of Mines and Geology
Updater 01-SEP-1994 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology
Updater 01-JAN-1995 Li, Zhiping (Peters, S.) U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.