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Crooked Tree Group Prospect

Occurrence in Elmore county in Idaho, United States with commodities Molybdenum, Lead, Silver, Bismuth, Beryllium, Zinc
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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. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10070776
MRDS ID W013860
Record type Site
Current site name Crooked Tree Group Prospect

Geographic coordinates

Geographic coordinates: -115.04263, 43.90349 (WGS84)
Elevation 2316
Relative position 8.5 MI NNE OF ATLANTA, ID.

Site location context

Political divisions (FIPS codes)

Elmore(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Everly(quadrangle 1:24,000 scale)

Idaho City(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North and Middle Forks Boise(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle 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)

Sawtooth Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Idaho Elmore

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 007N 012E 34 Idaho

Comments on the location information

  • ON STEEP MOUNTAINSIDE BETWEEN MIDDLE FK. BOISE R. AND ROCK CR. LAND STATUS VALUE CALCULATED 7-94 USING GIS OVERLAY ANALYSIS WITH USFS LAND OWNERSHIP BOUNDARIES, 1:126,720 SCALE.

Commodities

Commodity Importance
Molybdenum Primary
Lead Primary
Silver Primary
Bismuth Critical Primary
Beryllium Critical Primary
Zinc Critical Primary

Materials information

Materials Type of material
Bismuth Ore
Galena Ore
Molybdenite Ore
Silver Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Bleaching

Analytical data

Result 3.2 OZ. AG/TON
Result 0.85% PB
Result 0.7% MO
Result ANAMALOUS AMOUNTS OF BISMUTH AND BERYLLIUM. OTHER SAMPLES CONTAINED A TRACE ZN. 2 SAMPLES OF ALTERED ROCK ASSAYED 0.52 AND 0.46 % MO, 2.7 AND 3.1 OZ AG/TON, 1.2 AND 0.5 % PB, AND TRACE ZN

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Idaho Batholith-Granodiorite;Sawtooth Batholith-Granite;Rhyolite, Aplite, Andesite, Dacite Porphyry, Pegmatite, And Diabase Dikes
    Rock description Idaho Batholith-Granodiorite;Sawtooth Batholith-Granite;Rhyolite, Aplite, Andesite, Dacite Porphyry, Pegmatite, And Diabase Dikes
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Eocene
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -115.04263, 43.90349
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Minor Faults

Ore body information

  • Strike N 70 DEG E
    Dip 25 DEG NW
    Thickness 0.91M
    Length 24.99M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1963
Discoverer Clarence E. Newell

Mining district

District name Rock Creek Area

Land status

Ownership category National Forest
Area name Boise National Forest

Ownership information

  • Type Operator
    Owner J. R. Simplot Co.

Reference information

Bibliographic references

  • Deposit

    Kiilsgaard, T. H., And Others, 1970, Mineral Resources Of The Sawtooth Primitive Area, Idaho: USGS Bulletin 1319-D, 174p.

  • Deposit

    1970 OTHER T. H. KIILSGAARD AND OTHERS, BULL. 1319-

General comments

Subject category Comment text
Deposit SECOND VEIN EXPOSED 40 FT, AVG 5 FT THICK, STRIKES NW, DIPS 8-10 DEG NE , DISSEMINATIONS AS MUCH AS 3 INCHES LONG AND 0.25 - 0.50 INCH THICK

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1976 Everett, Sandra E. (Miller, Pat) U.S. Geological Survey

Beyond USGS

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

Maps centered on this site