Ambassador Mine

Past Producer in Sanders county in Montana, United States with commodities Lead, Copper, Gold, Silver
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. Ownership information
  17. Production statistics
  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 10042379
MRDS ID M060144
Record type Site
Current site name Ambassador Mine
Related records 10197254

Geographic coordinates

Geographic coordinates: -115.69991, 47.77515 (WGS84)
Elevation 1143
Relative position 6 1/2 MILES SW OF TROUT CREEK, MONTANA

Site location context

Political divisions (FIPS codes)

Sanders(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Larchwood(quadrangle 1:24,000 scale)

Thompson Falls(quadrangle 1:100,000 scale)

Wallace(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Clark Fork(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Kootenai 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 Sanders

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 23N 32W 04 SE Montana

Comments on the location information

  • ON GRANITE CREEK.

Commodities

Commodity Importance
Lead Primary
Copper Secondary
Gold Secondary
Silver Secondary

Comments on the commodity information

  • VEINS ARE NARROW AND SPARSELY MINERALIZED.

Materials information

Materials Type of material
Galena Ore
Tetrahedrite Ore
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Rock unit name Prichard Formation-Dark Gray Siliceous Argillite
    Rock description Prichard Formation-Dark Gray Siliceous Argillite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -115.69991, 47.77515

Economic information

Geologic structures

Type of structure Regional
Structure description Nne Plunging Anticline
Type of structure Local
Structure description Bedding Strikes Nw Dips Gently Ne

Ore body information

  • General form IRREGULAR
    Strike N45W
    Dip 50N
    Length 45.72M

Controls for ore emplacement

  • Wnw-Trending Shear Zones

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1929
Year of first production 1939

Mining district

District name Trout Creek District

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner Ambassador Mines Corp.
  • Type Owner
    Owner Sunny Peak Mining Co.

Production statistics

  • Year 1941
    Period 1939-1941
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^.41 Oz Au/Ton, 3.4 Oz Ag/Ton, .33 % Cu, 1.98 % Pb
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Gold Gold 12g/mt
    Ore Lead Lead 2wt-pct
    Ore Copper Copper 0wt-pct
    Ore Silver Silver 96g/mt

Workings at the site

  • Type of workings Unknown
    Length 670.56M
    Overall depth 243.84M
    Overall length 15.24M

Comments on the workings information

  • MINE DEVELOPED BY ADIT 1800 FT. LONG, 2 DRIFTS 240 AND 180 FT. LONG. DMEA LOAN TO DIAMOND DRILL THE PROPERTY.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit APPARENTLY SYENITE PORPHYRY UNDERLIES MINE WORKINGS AT SHALLOW DEPTH, MINERALIZATION IN VEINS MIGHT BE GENETICALLY RELATED TO THE INTRUSIVE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1973 Puffett, Willard P. U.S. Geological Survey

Beyond USGS

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

External references