Ophir Hill Consolidated Mine

Past Producer in Tooele county in Utah, United States with commodities Lead, Zinc, Silver, Copper, Manganese, Tungsten, Limestone, General
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. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Land status
  18. Ownership information
  19. Workings at the site
  20. Links to other databases
  21. Bibliographic references
  22. General comments
  23. Reporter information

Geologic information

Identification information

Deposit ID 10088431
MRDS ID DC12205
Record type Site
Current site name Ophir Hill Consolidated Mine
Alternate or previous names Ophir Mine
Related records 10276391

Geographic coordinates

Geographic coordinates: -112.26163, 40.37411 (WGS84)
Elevation 2106
Relative position 3,750 FT E OF DRY MOUNTAIN

Site location context

Political divisions (FIPS codes)

Tooele(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ophir(quadrangle 1:24,000 scale)

Rush Valley(quadrangle 1:100,000 scale)

Tooele(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rush-Tooele Valleys(hydrologic unit)

Great Salt Lake(hydrologic accounting unit)

Great Salt Lake(hydrologic subregion)

Great Basin(hydrologic region)

Geographic areas

Country State County
United States Utah Tooele

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 005S 004W 23 NE OF NE OF NW Utah

Comments on the location information

  • INFO FROM LAND.ST :1975

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Primary
Copper Secondary
Manganese Critical Secondary
Tungsten Critical Secondary
Limestone, General Secondary

Comments on the commodity information

  • BISMUTH, ARSENIC, AND GOLD PRESENT IN VERY SMALL AMOUNTS

Materials information

Materials Type of material
Cerargyrite Ore
Chalcopyrite Ore
Galena Ore
Plumbojarosite Ore
Psilomelane Ore
Pyrolusite Ore
Scheelite Ore
Sphalerite Ore
Wad Ore
Wolframite Ore
Calcite Gangue
Diopside Gangue
Dolomite Gangue
Epidote Gangue
Fluorite Gangue
Garnet Gangue
Tremolite Gangue

Alteration

  • (Local) Silicification

Analytical data

Result TENOR OF ORE IN LATER YEARS: 1.3 PERCENT CU, 5.5-6 PERCENT PB, 6-7 OZ. AG, 4-8 PERCENT ZN, 12 PERCENT FE

Mineral occurrence model information

Model code 72
USGS model code 19a
Deposit model name Polymetallic replacement
Mark3 model number 47

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Ophir
    Rock description Ophir
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Pliocene

Nearby scientific data

(1) -112.26163, 40.37411

Economic information

Geologic structures

Type of structure Regional
Structure description Deposit Near Crest Of Ophir Anticline
Type of structure Local
Structure description Productive Ground Is Wedge Shaped Block Bounded By Canyon Fault On South, Cliff Fault On Northwest And All Red Fissure On Ne

Ore body information

  • General form WEDGE
    Strike N 60 W TO N 75 W
    Dip 15 NE TO 20 NE
    Length 762M
    Width 426.72M

Controls for ore emplacement

  • Limestone Horizons Of Ophir Fm. Especially Copper And Blue Vein, Less In Middle And Big Veins

Comments on the geologic information

  • A NW TRENDING RHYOLITE DIKE (SACRAMENTO DIKE) OCCURS WEST OF MINE; TWO SMALL KERSANTITE DIKES ALSO IN AREA, MINERALIZATION IS POST FAULTING

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Large
Significant No
Discovery year 1864
Year of first production 1870
Year of last production 1972

Mining district

District name Ophir District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Mcfarland And Hullinger
    Home office Tooele, Ut.
  • Type Owner
    Owner U. V. Industries (U.S. Smelting, Refining And Mining Co.)
    Home office 136 E. South Temple, Salt Lake City, Ut. 84111

Comments on the production information

  • PRODUCTION 1870-1926 VALUED AT 15 TO 20 MILLION DOLLARS; THREE SHIPMENTS OF SCHEELITE ORE IN 1954 AND 1955 ASSAYED .34 PERCENT WO3 AND .42 PERCENT WO3

Comments on the reserve resource information

  • JAMES, A.H., 1973, P. 43.

Workings at the site

  • Type of workings Underground
    Overall depth 426.72M

Comments on the workings information

  • MANY THOUSAND FEET OF WORKINGS, MAIN ENTRANCE ON 1000 FT. LEVEL, 2400 FT LONG DRAIN TUNNEL PORTAL IS WEST OF OPHIR DRAINS 200 GALLONS OF WATER PER MINUTE

Comments on development

  • MINE CLOSED WHEN MIDVALE CUSTOM MILL CLOSED

Reference information

Bibliographic references

  • Deposit

    GILLULY, J., 1932, GEOLOGY AND ORE DEPOSITS OF THE STOCKTON AND FAIRFIELD QUADS., UTAH, USGS PROF. PA. 173, P. 148-151.

  • Deposit

    WIDEMAN, F.L., OPHIR HILL CONSOLIDATED LEAD-ZINC MINE, TOOELE CO., UTAH: USBM R.I. 4072, 13 P.

  • Deposit

    WEINTRAUB, J., 1957, MINERAL PARAGENESIS AND WALL ROCK ALTERATION AT THE OPHIR MINE, TOOELE CO., UTAH: UNIV. OF UTAH M.S. THESIS, 44 P.

  • Deposit

    BUREAU OF MINES, 1955, MINERAL PROPERTY FILE 87-43.

  • Deposit

    CRITTENDEN, M.D., 1951, MANGANESE DEPOSITS OF WESTERN UTAH: USGS BULL 979-A.

  • Deposit

    HEYL, A.V., 1963, OXIDIZED ZINC DEPOSITS OF THE UNITED STATES-PART 2, UTAH: USGS BULL. 1135-B, P. 61.

  • Deposit

    EVERETT, F.D., 1961, TUNGSTEN DEPOSITS OF UTAH: USBM IC-8014, P. 23-24.

  • Deposit

    BULLOCK, K.C., 1976, FLUORITE OCCURRENCES IN UTAH: UGMS BULL. 110.

  • Deposit

    JAMES, A.H., 1973, LEAD AND ZINC RESOURCES IN UTAH: UGMS SPECIAL STUDIES 44.

  • Production

    WIDEMAN, F.L., 1947, P. 1; JAMES, A.H., 1973, P. 43.

General comments

Subject category Comment text
Deposit ORE CONCENTRATED IN 7 LIMESTONE HORIZONS IN OPHIR FM., FROM TOP DOWN THEY ARE: BROWN VEIN (13 FT), BLACK VEIN (4 FT), ORANGE (TOP) VEIN (5 FT), YELLOW (BIG) VEIN (30 FT), RED (MIDDLE) VEIN (20 FT.), GREEN, (COPPER) VEIN (5 FT), BLUE VEIN (20 FT)
Deposit RECORD NUMBERS DC12228, 12204 AND 12201 PROBABLY ALL REFER TO THIS MINE ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1982 Tripp, Bryce T. Utah Geological and Mineral Survey

Beyond USGS

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