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Elkhorn Queen

Past Producer in Jefferson county in Montana, United States with commodities Silver, Lead, Zinc, Copper, 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. 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. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10071367
MRDS ID W014708
Record type Site
Current site name Elkhorn Queen
Related records 10196657

Geographic coordinates

Geographic coordinates: -111.95893, 46.24684 (WGS84)
Elevation 1911

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tacoma Park(quadrangle 1:24,000 scale)

Townsend(quadrangle 1:100,000 scale)

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

Hydrologic units (watersheds)

Boulder(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 006N 003W 26 Montana

Commodities

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

Materials information

Materials Type of material
Gold Ore
Limonite Ore
Silver Ore
Sphalerite Ore

Alteration

  • (Local) Sedimentary Rocks Altered To Hornfels

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Granodiorite Porphyry Plug;Andesite Porphyry Intrusions;Elkhorn Mountains Volcanics, Andesite, Tuffs
    Rock description Granodiorite Porphyry Plug;Andesite Porphyry Intrusions;Elkhorn Mountains Volcanics, Andesite, Tuffs
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Lodgepole Limestone, Beds Of Limestone And Mudstone;Three Forks Shale, Shale With Sandstone And Limestone;Jefferson Dolomite, Well-Bedded Dolomite
    Rock description Lodgepole Limestone, Beds Of Limestone And Mudstone;Three Forks Shale, Shale With Sandstone And Limestone;Jefferson Dolomite, Well-Bedded Dolomite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite

Nearby scientific data

(1) -111.95893, 46.24684
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith, Trail Spring Dome, A Northeast-Trending Elongate Domal Structure
Type of structure Local
Structure description Ore Bodies And Granodiorite Porphyry Plug Bounded By Faults, Tacoma Gulch Fault

Ore body information

  • General form SHOOTS
    Strike N 20 E
    Dip NW
    Depth to top 0M

Controls for ore emplacement

  • Contact Of Granodiorite Porphyry And Dolomite And Shale, Northeast Trending Anticline East Of Tacoma Gulch Fault

Comments on the geologic information

  • GRANODIORITE PORPHYRY IS PROBABLY UPPER CRETACEOUS BUT MAY BE LOWER TERTIARY

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1880

Mining district

District name Elkhorn District

Ownership information

  • Type Operator
    Owner Shipman Mining And Exploration Co,
    Home office Boulder, Mt 59632
  • Type Owner
    Owner J. Rothfus,
    Home office 2100 Oregon Ave, Butte, Mt 59701

Workings at the site

  • Type of workings Underground
    Overall depth 140M

Comments on the workings information

  • MINE WORKINGS INCLUDE VERTICAL SHAFT DOWN TO 300 FT. LEVEL, FROM WHICH VEIN MINED ANOTHER 140 FT. DOWNWARD BY UNDERHAND STOPING. OREBODY RANGES FROM ABOUT 200 TO ABOUT 1200 SQ. FT. IN PLAN

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1976 Mlynarczyk, Meg S. U.S. Geological Survey

Beyond USGS

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

External references

Maps centered on this site