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Mullan Lode Prospects

Prospect in Custer county in Idaho, United States with commodities Gold, Silver
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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. 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. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10071106
MRDS ID W014326
MAS/MILS ID 0160370315
Record type Site
Current site name Mullan Lode Prospects

Geographic coordinates

Geographic coordinates: -114.68063, 44.37709 (WGS84)
Elevation 2530
Relative position 17 1/4 MI E OF BONANZA 2 1/4 MI NE OF STANLEY

Site location context

Political divisions (FIPS codes)

Custer(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Custer(quadrangle 1:24,000 scale)

White Cloud Peaks(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Salmon(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Salmon-Challis 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 Idaho Custer

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 012N 015E 10 Idaho

Comments on the location information

  • Between General Custer and Lucky Boy, South Vishned

Commodities

Commodity Importance
Gold Primary
Silver Tertiary

Materials information

Materials Type of material
Calcite Gangue
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Challis Volcanics-Andesite
    Rock description Challis Volcanics-Andesite
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) Challis Volcanic Group.
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Minor Fractures

Ore body information

  • Thickness 12.19M
    Length 762M

Controls for ore emplacement

  • Breccia - Fracture Zones

Comments on the geologic information

  • Fractures Strike East, Se, and Ene, Dipping Steeply N.

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Yankee Fork District

Land status

Ownership category National Forest
Area name Challis National Forest

Comments on the workings information

  • Several Short Tunnels, 1 Shaft, 1 Crosscut

Reference information

Bibliographic references

  • Deposit

    ANDERSON, A. L., 1949, SILVER - GOLD DEPOSITS OF THE YANKEE FORK DISTRICT, CUSTER COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 83, 37 P

  • Deposit

    1949 RECON IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 8

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Reporter 04-NOV-1992 McHugh, Edward L. U.S. Bureau of Mines

Beyond USGS

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

Maps centered on this site