Tom Cat Group

Occurrence in Pershing county in Nevada, United States with commodity Tungsten
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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10044116
MRDS ID M231457
Record type Site
Current site name Tom Cat Group
Related records 10174743

Geographic coordinates

Geographic coordinates: -118.13542, 40.80017 (WGS84)
Elevation 1676

Site location context

Political divisions (FIPS codes)

Pershing(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Woody Canyon(quadrangle 1:24,000 scale)

Eugene Mountains(quadrangle 1:100,000 scale)

Lovelock(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Humboldt(hydrologic unit)

Humboldt(hydrologic accounting unit)

Black Rock Desert-Humboldt(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Nevada Pershing

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 034N 034E 26,22,23 Nevada

Comments on the location information

  • ON NORTH SIDE OF OLSEN CANYON

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Scheelite Ore
Epidote Gangue

Alteration

  • (Local) Silicification

Analytical data

Result ASSAYED UP TI 2%

Mineral occurrence model information

Model code 42
USGS model code 14a
Deposit model name W skarn

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Metamorphic Rock > Hornfels
    Rock unit name Olsen Stock
    Rock description Olsen Stock
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -118.13542, 40.80017

Economic information

Geologic structures

Type of structure Regional
Structure description Stank Fault

Comments on the geologic information

  • TACTITE AT THE TOM CAT PROSPECT IS RESTRICTED TO A FEW INCHES AND RAPIDLY GRADES INTO BARREN LIMESTONE ALONG STRIKE AWAY FROM THE CONTACT ZONE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1918

Mining district

District name Mill City District

Land status

Ownership category Private

Comments on the workings information

  • SINGLE SHALLOW PROSPECT SHAFT

Comments on development

  • AREA OF CLAIMS WAS PROSPECTED IN 1918, BUT NO SIGNIFICANT DEPOSITS WERE FOUND

Reference information

Bibliographic references

  • Deposit

    HERSHEY, O.H., 1918, UNPUBLISHED REPORTS

  • Deposit

    TINGLEY, J.V., 1973, UNPUBLISHED REPORT

  • Deposit

    STAGER, H. K., IN PREP, NBMG BULL ON TUNGSTEN DEPOSITS OF NEVADA

General comments

Subject category Comment text
Deposit THIS GROUP CONSISTS OF FOUR TOM CATS CHIEFLY UNDERLAID BY GRANITE. GRANITE REACHES SURFACE OF MOST OF THE GROUP, WITH A LARGE INCLUSION OF HORNFELS ON THE TOM CATS NOS. 1 AND 2 THAT CONTAINS TRACES OF LODE MATTER NTACTITE) ; INFO.SRC : 2 UNPUB REPT
Deposit TACTITE IS RESTRICTED TO A FEW INCHES AND RAPIDLY GRADES INTO BARREN LIMESTONE ALONG STRIKE AWAY FROM THE CONTACT ZONE. AREA IS IN THE CENTRAL PART OF THE OLSEN STOCK AND INCLUDES SHALLOW PENDANTS OF HORNFELS ON THE EASTERN EDGE OF T-HE STOCK. QUARTZ VEIN IN GRANODIORITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1980 Royse, Sue E. Nevada Bureau of Mines and Geology
Updater 01-AUG-1985 La Pointe, D.D. (Tingley, J.V.) Nevada Bureau of Mines and Geology
Updater 01-SEP-1994 Li, Zhiping (Peters, S.) U.S. Geological Survey

Beyond USGS

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

Authoritative Nevada resources

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