Baltimore Tunnel

Occurrence in Tooele county in Utah, United States with commodities Silver, Lead, Gold, Copper
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. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10087667
MRDS ID D008516
Record type Site
Current site name Baltimore Tunnel

Geographic coordinates

Geographic coordinates: -112.24052, 40.35994 (WGS84)
Elevation 2573
Relative position ABOUT 2400 FT. S 85 E FROM LION HILL

Site location context

Political divisions (FIPS codes)

Tooele(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mercur(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)

Federal lands

Bureau of Land Management(Bureau of Land Management UT)

Bureau of Land Management UT BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Utah Tooele

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 005S 004W 25 NW OF SW OF NE Utah

Comments on the location information

  • INFO FROM LAND.ST :(1977)

Commodities

Commodity Importance
Silver Primary
Lead Primary
Gold Secondary
Copper Secondary

Materials information

Materials Type of material
Cerargyrite Ore
Plumbojarosite Ore
Calcite Gangue
Dolomite Gangue
Sericite Gangue
Talc Gangue

Alteration

  • (Local) Dolomitization And Silicification

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Mississippian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Great Blue Limestone;Long Trail Shale Member Of The Great Blue Limestone
    Rock description Great Blue Limestone;Long Trail Shale Mbr. Of The Great Blue Limestone

Nearby scientific data

(1) -112.24052, 40.35994

Economic information

Geologic structures

Type of structure Regional
Structure description Basin And Range
Type of structure Local
Structure description Fissures And Fractures

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Fissures

Comments on the geologic information

  • WALLROCKS ARE DEFORMED AND ALTERED. LO,ESTONES ARE DOPOINITIZED AND SILICIFIED. SHALES ARE PULVERIZED, CALCAREOUS, CARBOUACEOUS, SILICEOUS AND SERICITIC.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Mercur District

Land status

Ownership category Private

Comments on the workings information

  • ONE TUNNEL; CAVED AND INACCESSIBLE

Reference information

Bibliographic references

  • Deposit

    BISSELL, H.J.,ET. AL.,1959, GUIDEBOOK TO THE GEOLOGY OF UTAH, NO.14,262P.

  • Deposit

    GILLULY,J.,1932, GEOLOGY AND ORE DEPOSITS OF THE STOCKTON AND FAIRFIELD QUADRANGLES:U.S.G.S. PROF. PA.173,167P.

  • Deposit

    BUTLER,B.S.,ET. AL.,1920, THE ORE DEPOSITS OF UTAH: U.S.G.S. PROF. PA. 111, 672P.

  • Deposit

    SPURR,J.E.,1895, ECONOMIC GEOLOGY OF THE MERCUR MINING DISTRICT, UTAH: U.S.G.S. 16TH. ANN. REPT.,PT.2,454P.

General comments

Subject category Comment text
Deposit MINERALIZED ZONE LIES JUST BELOW THE LONG TRAIL SHALE MEMBER, IN THE LOWER PART OF THE 'GREAT BLUE' LIMESTONES, ON THE EASTERN FLANK OF THE OPHIR AUTICLINE. ; INFO.SRC : 1 PUB LIT
Deposit ORE ZONE IS LOCALIZED ALONG FISSURE IN DEFORMED AND ALTERED HOSTROCKS; ORE IS COMPLETELY OXIDIZED; ORE BODY DIPS S 40 W.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1981 Mohammad, Hasan Utah Geological and Mineral Survey

Beyond USGS

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