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  3. Mineral Resource Data System (MRDS)

Bear Mine

Past Producer in Eureka county in Nevada, United States with commodities Barium-Barite, Gold, Silver, Copper, Lead
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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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10044750
MRDS ID M232330
Record type Site
Current site name Bear Mine

Geographic coordinates

Geographic coordinates: -116.04341, 40.11909 (WGS84)

Site location context

Political divisions (FIPS codes)

Eureka(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Telegraph Canyon(quadrangle 1:24,000 scale)

Crescent Valley(quadrangle 1:100,000 scale)

Winnemucca(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Diamond-Monitor 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 Eureka

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 026N 053E 19 Nevada

Commodities

Commodity Importance
Barium-Barite Critical Primary
Gold Tertiary
Silver Tertiary
Copper Tertiary
Lead Tertiary

Materials information

Materials Type of material
Barite Ore

Host and associated rocks

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

Nearby scientific data

(1) -116.04341, 40.11909
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Roberts Mountain Thrust

Ore body information

  • General form STRATABOUND, BLANKET
    Thickness 1.83M

Comments on the geologic information

  • BARITE LAYERS UP TO 6 FEET THICK REPLACE THE LIMESTONE ALONG BEDDING PLANES

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Union District

Land status

Ownership category BLM Administrative Area

Comments on the production information

  • ORE BODIES ALSO CONTAIN MINOR GOLD, SILVER, COPPER AND LEAD.

Reference information

Bibliographic references

  • Deposit

    ROBERTS, R.J., ET AL (1967) GEOLOGY AND MINERAL RESOURCES OF EUREKA CO., NEV. BUR. OF MINES BULL 64

  • Deposit

    USBM (WINNEMUCCA) MILS NO. 20., REFERENCE NO. 3201100046

  • Deposit

    MINOBRAS, (1973) NEVADA INDUSTRIAL MINERALS, PAGE 18

  • Production

    ROBERTS, R.J., ET AL, 1967

General comments

Subject category Comment text
Deposit BARITE LAYERS REPLACE LIMESTONE ALONG BEDDING PLANES

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1980 Kirkham, Richard A. Nevada Bureau of Mines and Geology

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.