Epidote Claim

Past Producer in Elko 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. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Production statistics
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10046068
MRDS ID M233983
Record type Site
Current site name Epidote Claim

Geographic coordinates

Geographic coordinates: -114.27947, 40.2791 (WGS84)
Elevation 1890
Relative position SOUTH OF WHITE HORSE PASS (U.S. 50)

Site location context

Political divisions (FIPS codes)

Elko(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

White Horse Mountain(quadrangle 1:24,000 scale)

Currie(quadrangle 1:100,000 scale)

Elko(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Spring-Steptoe Valleys(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(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 Elko

Public Land Survey System information

Meridian Township Range Section Fraction State
028N 068E 11 Nevada

Comments on the location information

  • ON INTRUSIVE CONTACT

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Scheelite Ore
Epidote Gangue
Garnet Gangue
Quartz Gangue

Alteration

  • (Local) Tactite-Silication

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 > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Late Devonian
    Stratigraphic age (youngest) Late Devonian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -114.27947, 40.2791

Economic information

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Intrusive Contact

Comments on the geologic information

  • SEE FIELD NOTES OF TINGLEY, 8/8/80

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1942
Year of first production 1942

Mining district

District name White Horse

Production statistics

  • Year 1943
    Period 1942-1943
    Material W
    Accuracy Accurate
    Description Cp_Grade: ^2.5 Percent Wo3 (Sorted Ore)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Tungsten Tungsten 3wt-pct

Comments on the production information

  • IN 1942-1943, 12 TONS OF SORTED TUNGSTEN ORE WAS SHIPPED, AVERAGING 2.3% WO3

Comments on development

  • IN 1942-1943, 12 TONS OF SORTED TUNGSTEN ORE WAS SHIPPED, AVERAGING 2.3% WO3.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit THE EPIDOTE CLAIM IS A CONTACT METAMORPHIC DEPOSIT WITH SCHEELITE DISSEMINATED ERRATICALLY IN EXTENSIVE MASSES OF TACTITE COMPOSED OF GARNET, EPIDOTE, AND QUARTZ. THE TACTITE LIES ON THE CONTACT BETWEEN THE LIMESTONE AND INTRUSIVE CONTACT. IN 1942-43 12 TONS OF TUNGSTEN ORE (SORTED) WAS SHIPPED, THAT AVERAGED ABOUT 2.3% WO3. ; INFO.SRC : 1 PUB LIT
Deposit CONTACT-METAMORPHIC DEPOSIT WITH SCHEELITE ERRATICALLY DISSEMINATED IN EXTENSIVE MASSES OF TACTITE ON THE CONTACT OF LIMESTONE AND QUARTZ-MONZONITE INTRUSIVE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1979 Tingley, J.V. Nevada Bureau of Mines and Geology
Updater 01-FEB-1984 Blaskowski, Michael J. (Elliott, James E.) Nevada Bureau of Mines and Geology

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.