Big Four

Past Producer in Jefferson county in Montana, United States with commodities Lead, Zinc, Silver, 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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10102041
MRDS ID DC11622
Record type Site
Current site name Big Four

Geographic coordinates

Geographic coordinates: -112.18505, 46.10434 (WGS84)
Relative position ABOUT 5.4KM W OF TOMAHAWK RANCH.

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ratio Mountain(quadrangle 1:24,000 scale)

Butte North(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jefferson(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 004N;004N 004W;005W 07;12,13,14 Montana

Comments on the location information

  • LAT LONG ARE FOR AJAX MINE. ; INFO FROM LAND.ST :(1954)

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Secondary
Gold Secondary
Copper Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Sphalerite Ore
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Butte Quartz Monzonite (Boulder Batholith)
    Rock description Butte Quartz Monzonite (Boulder Batholith)
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -112.18505, 46.10434

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith

Economic information about the deposit and operations

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

Mining district

District name Big Foot (State Creek) District

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner O. H. Humphry Of Santa Ana, Ca., Mary Drake, Salt Lake City, Ut., Fred Morgan, Tucson, Az.

Comments on the workings information

  • 100FT SHAFT ON HOOSIER BOY AND AJAX, 180FT SHAFT ON BIG FOUR WITH 3 LEVELS AT 40, 60, & 100 FT LEVELS

Reference information

Bibliographic references

  • Deposit

    MBMG BULL 16, P. 38

  • Production

    MBMG BULL 16.

General comments

Subject category Comment text
Deposit 6 PATENTED CLAIMS: HOOSIER BOY, BIG FOUR, TERROR, NICKEL PLATE, SEARCHLIGHT, AJAX, ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1974 Unknown U.S. Geological Survey
Updater 01-JUN-1981 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.