New Departure Mine

Producer in Beaverhead county in Montana, United States with commodities Silver, Gold, Lead, Copper, Zinc, Manganese, Antimony
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. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10069763
MRDS ID W007439
Record type Site
Current site name New Departure Mine
Related records 10147783

Geographic coordinates

Geographic coordinates: -112.92172, 45.19768 (WGS84)
Elevation 2070
Relative position 17 MILES WEST OF DILLON

Site location context

Political divisions (FIPS codes)

Beaverhead(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bannack(quadrangle 1:24,000 scale)

Dillon(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Beaverhead(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Beaverhead

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 007S 011W 26 Montana

Comments on the location information

  • CENTER OF NW 1/4, SECTION 26.

Commodities

Commodity Importance
Silver Primary
Gold Primary
Lead Primary
Copper Primary
Zinc Critical Primary
Manganese Critical Secondary
Antimony Critical Tertiary

Comments on the commodity information

  • JAMESONITE IS LEAD-ANTIMONY SULPHIDE

Materials information

Materials Type of material
Argentite Ore
Bindheimite Ore
Cerargyrite Ore
Galena Ore
Gold Ore
Jamesonite Ore
Psilomelane Ore
Pyrargyrite Ore
Silver Ore
Smithsonite Ore
Sphalerite Ore
Calcite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation, Gouge

Analytical data

Result AVG. OXIDIZED ORE SHIPPED: 149 OZ. AG/TON, 0.05 OZ. AU/TON, 4% PB, 3% ZN, AND 0.3% CU. AVG. CRUDE ORE SHIPPED: 36 OZ. AG/TON, 0.015 OZ. AU/TON, 1% PB, 0.1% CU AND 2% ZN

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Granodiorite Stock
    Rock description Granodiorite Stock
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Mississippian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Madison
    Rock description Madison

Nearby scientific data

(1) -112.92172, 45.19768

Economic information

Geologic structures

Type of structure Regional
Structure description Area Of North Trending Thrust Faults Which Dip Gently West.
Type of structure Local
Structure description Small Faults Trend North, 90, N60w, 30w, And N60e, 25 N.

Ore body information

  • General form IRREGULAR SHOOTS
    Strike NW
    Dip 35 SW
    Width 3.05M

Controls for ore emplacement

  • Limestone Bedding Planes, Fault Zones

Comments on the geologic information

  • GEOLOGY AND MINERALOGY INFORMATION FROM H. G. MC CLERNAN (ORAL COMMUNICATION), ECONOMIC GEOLOGIST FOR MONTANA BUREAU OF MINES & GEOLOGY

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1871
Discoverer George W. Stapleton

Mining district

District name Blue Wing District

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Spokane National Mines, Inc.
    Home office 424 Hutton Bldg. Spokane, WA 99204

Comments on the production information

  • EARLY PRODUCTION RECORDS DESTROYED BY FIRE AROUND 1910. ITEMS 8-10 ARE FROM 27137 TONS OF ORE. ALSO PRODUCED FROM 1902-1965 WERE 96965 LB. PB, AND 102164 LB. ZN.

Comments on the reserve resource information

  • POTENTIAL RESERVES IN FORM OF LOW GRADE WALL ROCK

Workings at the site

  • Type of workings Underground
    Area 2.366HA
    Length 4053.84M
    Overall depth 91.44M
    Overall length 274.32M
    Overall width 91.44M

Comments on the workings information

  • MINE DEVELOPED BY 3 INCLINED SHAFTS, 2 VERTICAL SHAFTS, AND A LONG CROSSCUT ADIT.

Reference information

Bibliographic references

  • Deposit

    USGS BULL 574.

  • Deposit

    MBMG BULL 6.

  • Deposit

    MBMG BULL 85.

  • Deposit

    BERGER, B.R., AND OTHERS, 1979, GEOCHEM RECON.-MINING DISTRICTS, SO. PIONEER MTNS., MONT: U.S.G.S. OPEN-FILE REPORT 79-1426, P. 13

  • Deposit

    LOWELL, W.R., 1965, GEOLOGIC MAP OF BANNACK-GRAYLING, MT: U.S.G.S. MISC. GEOL. INV. MAP I-433.

  • Deposit

    USGS MGI I-433

  • Deposit

    1914 COMPILE WINCHELL, A. N., DILLON QUAD.

  • Deposit

    1965 GEOLMAP LOWELL, W. R., MAP OF BANNACK-GRAYLING.

  • Deposit

    1979 RECON BERGER, B.R., GEOCHEM. RECON.

  • Production

    ITEMS 8-11: GEACH, R.D., 1972, M.B.M.G. BULL. 85, P. 177; ITEMS 12-16: DMEA FILE

General comments

Subject category Comment text
Deposit BEDDING VEINS TREND ENE AND DIP SSE. FAULT VEINS TREND N60W, 30 SW, AND N60E, 25 NW. VEINS RANGE FROM 1 TO 10 FEET WIDE.
Deposit NEW DEPARTURE GROUP OF PATENTED LODE CLAIMS COMPRISES CLIFT, DIRECTOR, GUARDIAN, PROTECTOR, QUEEN SABBE, SHIELD, AND THE SIGNAL. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1975 Mlynarczyk, Meg S. U.S. Geological Survey
Updater 01-JUL-1980 Loen, Jeffrey S. (Pearson, Robert C.) U.S. Geological Survey

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 12/06/2013
MSHA mine ID2402634
Mine name (MSHA)New Departure Mine
Current operatorABM Mining Corp.
Current controller (parent)Black Mountain Resources Ltd
Mine typeUnderground (Metal / non-metal)

Inferred by coordinate + name similarity (27 m, 1.00 match). Confirm against MSHA if precision matters — non-USGS-curated cross-references may occasionally point at a neighbouring mine.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

External references