Boss Mine

Past Producer in Cascade county in Montana, United States with commodities Lead, Zinc, Silver, Copper, Iron
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. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10078276
MRDS ID W026531
Record type Site
Current site name Boss Mine
Alternate or previous names Rochester Mine, Atlantus Mine
Related records 10123651

Geographic coordinates

Geographic coordinates: -110.73251, 46.93991 (WGS84)
Elevation 1814
Relative position APPROXIMATELY 0.5 MILE NORTHEAST FROM NEIHART, MONTANA

Site location context

Political divisions (FIPS codes)

Cascade(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Neihart(quadrangle 1:24,000 scale)

White Sulphur Springs(quadrangle 1:100,000 scale)

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

Hydrologic units (watersheds)

Belt(hydrologic unit)

Upper Missouri(hydrologic accounting unit)

Missouri-Marias(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Helena-Lewis and Clark 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 Cascade

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 014N 008E Montana

Comments on the location information

  • ADIT USED, ALTITUDE APPROXIMATE SECTIONS NOT SURVEYED

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Silver Primary
Copper Tertiary
Iron Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Proustite Ore
Pyrargyrite Ore
Sphalerite Ore
Ankerite Gangue
Barite Gangue
Quartz Gangue
Rhodochrosite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Gneisses And Schists
    Rock description Gneisses And Schists
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -110.73251, 46.93991

Economic information

Geologic structures

Type of structure Regional
Structure description Pre - Beltian Gneisses Etc, Arched Upward In Little Belt Mountains

Ore body information

  • General form IRREGULAR
    Strike N 15 DEG E
    Dip 75 DEG W

Controls for ore emplacement

  • Mineralization Within Fissures In Pre - Beltian Gneisses And Schists

Economic information about the deposit and operations

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

Mining district

District name Neihart District

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Underground
    Length 198.12M

Comments on the workings information

  • NO DEPTH GIVEN FOR THESE WORKINGS

Reference information

Bibliographic references

  • Deposit

    SCHAFER, P. A., 1935 , GEOLOGY AND ORE DEPOSITS OF THE NEIHART MINING DISTRICT CASCADE COUNTY, MONTANA, MONT. BUREAU OF MINES AND GEOL. MEM NO. 13 P. 47

  • Deposit

    YOUNG, F. M., CROWLEY, F. A., SAHINEN, V. M., 1962 , MARKETING PROBLEMS OF SMALL BUSINESS ENTERPRISES ENGAGED IN LEAD AND ZINC MINING, MONT. BUREAU OF MINES AND GEOLOGY BULL. 30 , P. 20

General comments

Subject category Comment text
Deposit THERE ARE THREE VEINS ASSOCIATED WITH THIS DEPOSIT, THE FIRST IS DESCRIBED ABOVE WITH THE DIP VARYING FROM 65 TO 85 DEGREES. THE SECOND VEIN DIPS ABOUT 65 DEGREES WEST. NO ATTITUDE WAS MENTIONED ABOUT THE THIRD VEIN.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1977 Mc Kenzie, Craig L.; R. B. Berg U.S. Geological Survey

Beyond USGS

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