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  3. Mineral Resource Data System (MRDS)

Boulder River Placer

Past Producer in Jefferson county in Montana, United States with commodity Gold
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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. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Production statistics
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10019422
MRDS ID DC10019
Record type Site
Current site name Boulder River Placer

Geographic coordinates

Geographic coordinates: -112.26199, 46.27073 (WGS84)
Location accuracy 250(meters)
Relative position DISTANCE BETWEEN BASIN AND BOULDER IS ABOUT 7.0 MI.

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Basin(quadrangle 1:24,000 scale)

Butte North(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Boulder(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 006N;006N 004W;005W 30,31,32;15,16,17,22,23,24,25 Montana

Comments on the location information

  • LAT LONG ARE FOR BASIN.

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -112.26199, 46.27073
ListMap

Economic information

Comments on the geologic information

  • PLACER GOLD CAME FROM THE EROSIVE ACTION OF THE RIVER OVER THE OUTCROPS OF SOME GOLD-BEARING VEIN AND FROM ITS TRIBUTARIES ENTERING FROM THE NORTH DOWNSTREAM FROM THE TOWN OF BASIN.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Boulder Mountains Area

Production statistics

  • Year 1939
    Material gravel
    Ore mined 735cy
    Accuracy Accurate
    Description Ap_Grade: ^Fine Out Of 7350cy Of Gravel

Comments on the production information

  • MBMG MEM 26, P. 48

Comments on the workings information

  • 1939 SCRAPER AND WASHER WAS PUT IN ON BOULDER PLACER

Reference information

Bibliographic references

  • Deposit

    MBMG MEM NO 26, P. 43, 48

  • Deposit

    MBMG BULL 16, P. 14-15.

  • Deposit

    MBMG MEM NO 5, P. 23.

  • Deposit

    USGS PP 428, P. 52.

General comments

Subject category Comment text
Deposit MOST OF THE BOULDER RIVER HAS BEEN MINED BUT THE MOST EXTENSIVE WORK HAS BEEN DONE BETWEEN BOULDER AND BASIN.
Deposit TEST WERE MADE AT THE MOUTH OF LITTLE BOULDER RIVER,BISON CR, AND ROCK CREEK. THEY ONLY SHOWED TRACES OF GOLD. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-74 Unknown U.S. Geological Survey
Updater 01-APR-81 Wise, Kristine K. (Elliott, James E.) U.S. Geological Survey

Beyond USGS

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

Maps centered on this site