Yacomella Veins

Prospect in Custer county in Idaho, United States with commodities Gold, Silver, Tungsten
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. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10071212
MRDS ID W014476
MAS/MILS ID 0160370009
Record type Site
Current site name Yacomella Veins
Alternate or previous names Washington Basin

Geographic coordinates

Geographic coordinates: -114.64672, 44.00819 (WGS84)
Elevation 2842
Relative position 20.5 MI SE OF STANLEY

Site location context

Political divisions (FIPS codes)

Custer(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Washington Peak(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

Sawtooth 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 008N 015E 24 SENW Idaho

Commodities

Commodity Importance
Gold Tertiary
Silver Tertiary
Tungsten Critical Tertiary

Materials information

Materials Type of material
Jamesonite Ore
Pyrite Gangue
Pyrrhotite Gangue
Quartz Gangue

Analytical data

Result 8 SAMPLES ALONG LONGEST VEINS AVE LESS THAN 0.01 OZ AU/TON, 0.31 OZ AG/TON. 20 SAMPLES FROM NARROWER VEINS CONTAINED HIGHER VALUES

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Wood River Formation-Quartzite
    Rock description Wood River Formation-Quartzite
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Pennsylvanian

Nearby scientific data

(1) -114.64672, 44.00819

Economic information

Ore body information

  • General form STRINGER, LENSES, VEINLETS
    Strike NE
    Dip SE
    Thickness 7.62M

Economic information about the deposit and operations

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

Mining district

District name East Fork District

Land status

Ownership category National Forest
Area name Sawtooth National Forest

Comments on the workings information

  • CUTS, PITS, 2 ADITS

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Reporter 29-JUN-1992 Ridenour, James U.S. Bureau of Mines

Beyond USGS

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