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  3. Mineral Resource Data System (MRDS)

Bob Lode

Prospect in Jefferson county in Montana, United States with commodities Gold, Silver
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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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10022861
MRDS ID FS00362
Record type Site
Current site name Bob Lode
Related records 10149106

Geographic coordinates

Geographic coordinates: -111.9492, 46.24962 (WGS84)
Elevation 1829
Relative position 1/4 MILE NE OF TACOMA PARK

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tacoma Park(quadrangle 1:24,000 scale)

Townsend(quadrangle 1:100,000 scale)

White Sulphur Springs(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Boulder(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Beaverhead-Deerlodge 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 Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 006N 003W 23,26 Montana

Commodities

Commodity Importance
Gold Tertiary
Silver Tertiary

Analytical data

Result ASSAY REPORT AU - .04 OZ/TON AG - TRACE

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
    Rock unit name Boulder Batholith, Quartz Monzonite
    Rock description Boulder Batholith, Quartz Monzonite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -111.9492, 46.24962
ListMap

Economic information

Ore body information

  • General form IRREGULAR

Comments on the geologic information

  • MESOZOIC SEDIMENTARY WERE OVERLAIN AND METAMORPHOSED BY EARLY CRETACEOUS VOLCANIC. LATE CRETACEOUS IGNEOUS INTRUSION FOLLOWED.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1936
Discoverer L. F. Carmody, W. W. Papesh

Mining district

District name Elkhorn

Ownership information

  • Type Owner
    Owner L. F. Carmady, W. W. Papesh

Comments on the workings information

  • IMPROVEMENTS: NO. 1 SHAFT 10 FT DEEPX8 FEET DIAMETER. NO. 2 TRENCH 7 FT. DEEP X 7 FT. WIDE X 20 FT. LONG. NO. 3 SHAFT - 5 FT SQUARE X 10 FT. LONG. NO. 4 TUNNEL - 76 FT. LONG. NO. 5 SHAFT - 5 FT. SQUARE, 30 FT DEEP. NO. 6 SHAFT - 10 FT. DIAMETER X 20 FT. DEEP

Reference information

Bibliographic references

  • Deposit

    1958 DIREXPL USFS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Steward, Candis A. U.S. Geological Survey

Beyond USGS

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

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