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Great Eastern

Past Producer in Clark county in Nevada, United States with commodities Copper, Platinum, Nickel, Cobalt, Chromium
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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. Alteration
  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. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10038078
MRDS ID M045354
Record type Site
Current site name Great Eastern
Alternate or previous names Copper King District
Related records 10246660

Geographic coordinates

Geographic coordinates: -114.14775, 36.62555 (WGS84)
Elevation 1298
Relative position 10 MI SOUTHEAST OF RIVERSIDE IN SOUTHEASTERN NEVADA. 16 MI SOUTH OF BUNKERVILLE. 8 MI WEST OF ARIZONA BOUNDARY

Site location context

Political divisions (FIPS codes)

Clark(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Riverside(quadrangle 1:24,000 scale)

Overton(quadrangle 1:100,000 scale)

Las Vegas(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Virgin(hydrologic unit)

Lower Colorado-Lake Mead(hydrologic accounting unit)

Lower Colorado-Lake Mead(hydrologic subregion)

Lower Colorado(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 Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 015S 070E 14 SW4 Nevada

Comments on the location information

  • IN WESTERN FOOTHILLS OF VIRGIN MOUNTAINS. LOCATION GIVEN IS ADIT SYMBOL SHOWN ON TOPO MAP INFO FROM LAND.ST :01?

Commodities

Commodity Importance
Copper Primary
Platinum Critical Secondary
Nickel Critical Tertiary
Cobalt Critical Tertiary
Chromium Critical Tertiary

Materials information

Materials Type of material
Brochantite Ore
Chalcanthite Ore
Chalcopyrite Ore
Chromite Ore
Chrysocolla Ore
Cuprite Ore
Erythrite Ore
Magnetite Ore
Malachite Ore
Pentlandite Ore
Polydymite Ore
Pyrite Ore
Pyrrhotite Ore

Alteration

  • (Local) Peridotite Altered To Hornblende And Biotite

Analytical data

Result PT=0.14-0.25 OZ/TON (4.8-8.6 PPM) (BEAL, 1965). DIKE ANALYSIS, PT=0.17 OZ/TON (5.8 PPM), CU=2.01%, NI=5.38%, CO=.04%, FE=19.35%. SULFIDE-BEARING MATERIAL AVERAGES 0.3% NI. PT AVERAGES 0.21 OZ/TON (7.2 PPM)

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Stratigraphic age (youngest) Neoproterozoic

Economic information

Geologic structures

Type of structure Regional
Structure description Key West Thrust
Type of structure Local
Structure description Numerous Faults

Ore body information

  • General form DISSEMINATED, PODS, LENTICULAR MASSES IN AMPHIBOLITE DIKE

Comments on the geologic information

  • DIKES INTRUDE PREC GRANITIC GNEISSES. PALEOZOIC SEDIMENTARY ROCKS OVERLY GNEISS.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1905

Mining district

District name Bunkerville District

Ownership information

  • Type Operator
    Owner International Smelting And Mining Co.
  • Type Owner
    Owner H. W. Cannon, H. P. Edwards, C. O. Hawkins, E. A. Pierce, E. Pierce
    First year 1963

Comments on the workings information

  • EXPLORED BY 2,200 FT OF TUNNEL AND 1,091 FT DIAMOND DRILL HOLES IN 1900-1936

Reference information

Bibliographic references

  • Deposit

    BANCROFT, HOWLAND, 1910, PLATINUM IN SOUTHEASTERN NEVADA, IN CONTRIBUTIONS TO ECONOMIC GEOLOGY 1909: U.S. GEOLOGICAL SURVEY BULLETIN 430, P. 192-199.

  • Deposit

    BEAL, L. H., 1965, GEOLOGY AND MINERAL DEPOSITS OF THE BUNKERVILLE MINING DISTRICT, CLARK COUNTY, NEVADA: NEVADA BUREAU OF MINES BULLETIN 63, P. 61-63.

  • Deposit

    NEVADA BUREAU OF MINES AND GEOLOGY, OPEN FILE DATA, FILE NO. 23,ITEM NOS. 2 AND 3.

  • Deposit

    NEEDHAM, A.B., SOULE, J.H., AND TRENGOVE, R.R., 1950, INVESTIGATION OF THE GREAT EASTERN NICKEL DEPOSIT, CLARK COUNTY, NEV.: U.S. BUREAU OF MINES REPORT OF INVESTIGATIONS 4679, 5 P.

  • Deposit

    CORNWALL, H.R., 1966, NICKEL DEPOSITS OF NORTH AMERICA: U.S. GEOLOGICAL SURVEY BULLETIN 1223, P. 46-47.

General comments

Subject category Comment text
Deposit SULFIDE-BEARING MATERIAL IN GREAT EASTERN DEPOSIT AVERAGES 0.3% NI. ; INFO.SRC : 1 PUB LIT
Deposit GEOLOGIC MAP AND MINE PLAN IN NEEDHAM, 1950. DIKE STRIKES N70E AND IS VERTICAL. SULFIDE MINERALS ARE IN PART INTERSTITIAL TO THE SILICATES IN THE MAFIC DIKES, AND DEPOSITS PROBABLY ARE LATE MAGMATIC DIFFERENTIATES ALTERED BY HYDROTHERMAL SOLUTIONS.; UNPUBLISHED MODEL NAME: MAGMATIC SEGREGATION.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1975 Blair, Will N. U.S. Geological Survey
Updater 01-FEB-1983 Lyles, B.F. (Tingley, J.V.) Nevada Bureau of Mines and Geology
Updater 01-JUN-1991 Peterson, Jocelyn A. 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.