Gish Mine

Past Producer in Sweet Grass county in Montana, United States with commodities Chromium, Copper, Nickel
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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10245973
MRDS ID M060088
MAS/MILS ID 0300970001
Record type Site
Current site name Gish Mine
Alternate or previous names Boulder River Chromite Deposit, Bonanza Group, Dark Group, Lost Shaft, Blue Bird Frac., M & R Group, Gish Prospects
Related records 10088838

Comments on the site names

  • PART OF THE STILLWATER COMPLEX.

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -110.2027, 45.47772 (WGS84)
Elevation 1722
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Sweet Grass(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chrome Mountain(quadrangle 1:24,000 scale)

Gardiner(quadrangle 1:100,000 scale)

Bozeman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Yellowstone(hydrologic unit)

Upper Yellowstone(hydrologic accounting unit)

Upper Yellowstone(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Custer Gallatin 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 Montana Sweet Grass

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 004 S 012 E 23 NCNE Montana

Commodities

Commodity Importance
Chromium Critical Primary
Copper Tertiary
Nickel Critical Tertiary

Materials information

Materials Type of material
Bronzite Unknown
Chromite Unknown
Diopside Unknown
Olivine Unknown
Plagioclase Unknown
Serpentine Unknown

Nearby scientific data

Ore Body (1) -110.2027, 45.47772

Economic information

Ore body information

  • Strike N65W
    Dip 75N
    Thickness 1.5M
    Length 674M
    Width 159M
    Area 100HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 OTHER
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 IRREGULAR
    Shape of Orebody #3 OTHER
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control IGNEOUS
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip N65W:75N
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 100
    Date of Last Modification 830316

Comments on the geologic information

  • CR/FE RATIO IS 1.2:1.

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant Yes
Discovery year 1918
Mining method Open Stope

Mining district

District name Stillwater

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Monte Vista Co. - D. G. Zink President
    Interest 100
    Home office Montana
    Year 1975

Reserves and resources

  • Type In-situ
    Estimate year 1982
    Demonstrated 500000mt ore
    Inferred 354000mt ore
    Total resources 854000mt ore
    Commodity Subtype Grade units Group Importance Year
    Chromium Cr2O3 15.5 wt-pct Chromium Major 1982
  • Type In-situ
    Estimate year 1949
    Measured 354000mt ore
    Indicated 145000mt ore
    Demonstrated 499000mt ore
    Total resources 499000mt ore
    Commodity Subtype Grade units Group Importance Year
    Chromium Cr2O3 15 wt-pct Chromium Major 1949
  • Type In-situ
    Estimate year 1945
    Measured 366000mt ore
    Indicated 108000mt ore
    Demonstrated 474000mt ore
    Total resources 474000mt ore
    Commodity Subtype Grade units Group Importance Year
    Chromium Cr2O3 16.3 wt-pct Chromium Major 1945

Comments on the workings information

  • MINE ROAD DISTANCE IS TWO KILOMETERS. DISTANCE TO ADEQUATE WATER SUPPLY IS ONE KILOMETER. DISTANCE TO ADEQUATE ELECTRICAL SUPPLY IS 6 KM.

Reference information

Bibliographic references

  • Geology

    JONES, W.R., J.W. PEOPLES, AND A.L. HOWLAND. IGNEOUS AND

  • Geology

    TECTONIC STRUCTURE OF THE STILLWATER COMPLEX, MONTANA.

  • Geology

    U.S. GEOLOGICAL SURVEY BULL. 1071-H, 1960, PP. 281-340.

  • Production

    SULLIVAN, G.V. AND G.F. WORKENTINE. BENEFICIATING LOW-GRADE

  • Production

    CHROMITES FROM THE STILLWATER COMPLEX, MONTANA. U.S.

  • Production

    BUREAU OF MINES R.I. 6448, 1964, 29 PP.

  • Geology

    JACKSON, E.D. PRIMARY TEXTURES AND MINERAL ASSOCIATIONS IN

  • Geology

    THE ULTRAMAFIC ZONE OF THE STILLWATER COMPLEX, MONTANA,

  • Geology

    U.S. GEOLOGICAL SURVEY PROF. PAPER 358, 1961, 106 PP.

  • Geology

    JACKSON, E.D. STRATIGRAPHIC AND LATERAL VARIATION OF

  • Geology

    CHROMITE COMPOSITION IN THE STILLWATER COMPLEX, MIN. SOC.

  • Geology

    AMER. SPEC. PAPER 1, 1963, PP. 46-54.

  • Reserve-Resource

    ANONYMOUS. CHROMIUM MATERIALS SURVEY. U.S. DEPT. OF COMMERCE

  • Reserve-Resource

    1962, 96 PP.

  • Reserve-Resource

    HOWLAND, A.L., E.M. GARRELS, AND W.R. JONES. CHROMITE

  • Reserve-Resource

    DEPOSITS OF THE BOULDER RIVER AREA, SWEETGRASS COUNTY,

  • Reserve-Resource

    MONTANA. U.S. GEOLOGICAL SURVEY BULL. 948-C, 1949, PP. 63-82.

  • Reserve-Resource

    WAR MINERALS REPORT 399. GISH AREA, STILLWATER COMPLEX

  • Reserve-Resource

    SWEETGRASS COUNTY, MONTANA; SUPPLEMENT TO WAR MINERALS REPORT 390, U.S.

  • Reserve-Resource

    BUREAU OF MINES, 1945, 8 PP.

  • Reserve-Resource

    CHROMIUM AVAILABILITY---DOMESTIC, BOM IC 8895, 1982. P4,

  • Reserve-Resource

    TABLE 1.

  • Deposit

    HESS, H.H. STILLWATER IGNEOUS COMPLEX, MONTANA. GEOL. SOC.

  • Deposit

    AMER. MEM. 80, 1960, 230 PP.

  • Deposit

    JACKSON, E.D. THE CHROMITE DEPOSITS OF THE STILLWATER

  • Deposit

    COMPLEX, MONTANA. IN ORE DEPOSITS IN THE U.S., 1933-1967,

  • Deposit

    (GRATON SALES), V.2. NEW YORK, AIME, 1968, PP. 1495-1510.

  • Deposit

    PAGE, N.J., AND J.C. DOHRENWEND. MINERAL RESOURCE POTENTIAL

  • Deposit

    OF THE STILLWATER COMPLEX AND ADJACENT ROCKS IN THE

  • Deposit

    NORTHERN PART OF THE MT. WOOD & MT. DOUGLAS QUADRANGLES,

  • Deposit

    SOUTHWESTERN MONTANA. U.S. GEOLOGICAL SURVEY CIRC. 684, 1973,

  • Deposit

    9 PP.

  • Deposit

    SCHAFER, P.A. CHROMITE DEPOSITS OF MONTANA. MONTANA BUREAU

  • Deposit

    OF MINES AND GEOL. MEMOIR 18, 1937, 35 PP.

  • Deposit

    WIMMLER, N.L. INVESTIGATION OF CHROMITE DEPOSITS OF THE

  • Deposit

    STILLWATER COMPLEX, STILLWATER AND SWEETGRASS COUNTIES,

  • Deposit

    MONTANA. U.S. BUR OF MINES R.I. 4368, 1948, 41 PP.

  • Deposit

    U.S. GEOLOGICAL SURVEY BULLETIN 948-C, 1949.

  • Deposit

    MONTANA BUREAU OF MINES & GEOLOGY MEMOIR 20, P. 112.

  • Deposit

    MCHUGH, E., 1994, MLA REPORT IN PREPARATION.

  • Deposit

    STILLWATER COMPLEX, DEPOSIT REPORT, 1980 BOM, READ, WFOC.

Reporter information

Type Date Name Affiliation Comment
Reporter 07-OCT-96 Spear, James M. U.S. Bureau of Mines

Beyond USGS

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

External references