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  3. Mineral Resource Data System (MRDS)

Woodtick Group

Prospect in Lemhi 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. 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. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10070916
MRDS ID W014054
MAS/MILS ID 0160590531
Record type Site
Current site name Woodtick Group
Alternate or previous names Hale, Mammoth

Geographic coordinates

Geographic coordinates: -114.68564, 44.80238 (WGS84)
Elevation 2164
Relative position 5.8 MI DUE E OF SIMPLOT RANCH

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sleeping Deer Mountain(quadrangle 1:24,000 scale)

Challis(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Middle Fork 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)

Frank Church-River of No Return Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 017N 015E 15 Idaho

Comments on the location information

  • Covers Ridge Crest On Both Sides Of Trail Over Woodtick Summit

Commodities

Commodity Importance
Gold Primary
Silver Primary

Comments on the commodity information

  • Group Covers The Ridge Crest On Both Sides Of The Trail Over Woodtick Summit. Samples Collected Conatined Tr-0.34 Grams Gold, And 6.9-13.7 Grams Silver Per Tonne.

Materials information

Materials Type of material
Quartz Gangue

Alteration

  • (Local) Fe Stain

Analytical data

Result SAMPLES CONTAINED TRACE TO 0.01 OZ AU/TON, 0.2 TO 0.4 OZ. AG/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Schist
    Rock unit name Casto Pluton-Granite;Challis Volcanics-Andesite, Rhyodacite, Quartz Latite, Rhyolitic Tuff
    Rock description Casto Pluton-Granite;Challis Volcanics-Andesite, Rhyodacite, Quartz Latite, Rhyolitic Tuff
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic)
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Yellowjacket Formation-Schist, Limestone
    Rock description Yellowjacket Formation-Schist, Limestone
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -114.68564, 44.80238
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Foliation Of Schist Trends N 20 Deg W, Dips 65 Deg Sw

Ore body information

  • General form LENS
    Strike N 20 DEG W
    Dip 65 DEG SW
    Thickness 1.52M
    Length 60.96M

Controls for ore emplacement

  • Contact

Comments on the geologic information

  • Fractures, Veins And Dikes In Challis Volcanics Strike N Or N 45 Deg W, Dip Steeply, Are 1 To 27 Ft. Thick, 75 To 2,000 Ft. Long.
  • Original alteration entry:
    Local - Fe Stain
  • Original ore control entry:
    Contact

Economic information about the deposit and operations

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

Mining district

District name Camas Creek Area

Land status

Ownership category National Forest
Area name Challis National Forest
Ownership category National Primitive Area
Area name Idaho Primitive Area

Comments on the workings information

  • 2 Pits

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1974 Miller, Pat J. U.S. Geological Survey
Reporter 13-MAR-1995 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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

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