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Brucite Mine

Past Producer in Nye county in Nevada, United States with commodity Magnesite
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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. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Production statistics
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10044219
MRDS ID M231591
Record type Site
Current site name Brucite Mine
Alternate or previous names Lower Brucite Pit, Upper Brucite Pit, Margie Pit

Geographic coordinates

Geographic coordinates: -117.89427, 38.86603 (WGS84)
Elevation 1737
Relative position 2 MILES E-NE OF GABBS.

Site location context

Political divisions (FIPS codes)

Nye(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Gabbs(quadrangle 1:24,000 scale)

Ione Valley(quadrangle 1:100,000 scale)

Tonopah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Gabbs Valley(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Humboldt-Toiyabe National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Nevada Nye

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 012N 036E 35,26 Nevada

Commodities

Commodity Importance
Magnesite Primary

Materials information

Materials Type of material
Brucite Ore
Magnesite Ore

Alteration

  • (Local) Brucite Is Weathered To A Depth Of 50 Ft To Hydromagnesite And Artinite.

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Luning Formation
    Rock description Luning Formation

Nearby scientific data

(1) -117.89427, 38.86603
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description The Dolomite Of The Luning Formation Is On The Upper Plate Of The Paradise Thrust Fault.

Ore body information

  • Length 304.8M
    Width 60.96M

Controls for ore emplacement

  • Along The Dolomite - Granodiorite Contact On The Upper Plate Of The Paradise Thrust.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1927
Discoverer Harry Springer

Mining district

District name Gabbs District

Land status

Ownership category National Forest

Ownership information

  • Type Owner-Operator
    Owner Basic, Inc.

Production statistics

  • Year 1949
    Period To 1949
    Material ORE AVG
    Description Cp_Grade: ^Brucite Ore, Ave. 60% Mgo.
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    MgO Ore Magnesite Magnesium 60wt-pct

Comments on the workings information

  • OPEN PIT AND UNDERGROUND.

Reference information

Bibliographic references

  • Deposit

    VITALIANO, CJ AND CALLAGHAN, E, 1956, GEOLOGIC MAP OF THE GABBS MAGNESITE AND BRUCITE DEPOSITS: USGS MINERAL INV. FIELD STUDY MAP MF-35

  • Deposit

    CALLAGHAN, E, 1933, BRUCITE DEPOSIT: NBMG BULL 19.

  • Deposit

    SCHILLING, JH, 1968, THE GABBS MAGNESITE - BRUCITE DEPOSIT IN RIDGE, J.D. (EDITOR), ORE DEPOSITS OF THE U.S., 1933-1967, V. 2 (GRATON-SALES VOLUME), NEW YORK, AIMMPE, P. 1607-1622.

  • Production

    KRAL, 1951, P. 105

General comments

Subject category Comment text
Deposit TWO ORE BODIES; THE SMALLER ONE IS 400 FT LONG AND 250 FT WIDE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1980 Wong, George (Roberts, Ralph) U.S. Geological Survey
Updater 01-APR-1982 La Pointe, D.D. (Tingley, J.V.) 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.