True Blue Prospect

Occurrence in Lemhi county in Idaho, United States with commodities Tellurium, Gold, Silver
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. Reporter information

Geologic information

Identification information

Deposit ID 10096307
MRDS ID W014228
Record type Site
Current site name True Blue Prospect

Geographic coordinates

Geographic coordinates: -114.40653, 44.86409 (WGS84)
Elevation 2048
Relative position 28.5 MI NNW OF CHALLIS

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Meyers Cove Point(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)

Geographic areas

Country State County
United States Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 018N 017E 25 Idaho

Commodities

Commodity Importance
Tellurium Critical Tertiary
Gold Tertiary
Silver Tertiary

Materials information

Materials Type of material
Quartz Gangue

Analytical data

Result VEIN AVG. VALUE $14 AU, AG/TON (1902), PAY STREAK RANGE $60 - 100 AU, AG/TON, 50 % AU, 50 % AG (1902

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Challis Volcanics-Rhyolite
    Rock description Challis Volcanics-Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -114.40653, 44.86409

Economic information

Ore body information

  • Strike N 17 DEG E
    Dip 69 DEG
    Width 9.14M

Controls for ore emplacement

  • Fissure
  • Breccia Zone

Comments on the geologic information

  • Original ore control entry:
    Fissure, Breccia Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Gravel Range District

Land status

Ownership category National Forest
Area name Salmon National Forest

Ownership information

  • Type Owner
    Owner Quantex Corp.

Workings at the site

  • Type of workings Underground
    Length 609.6M

Reference information

Bibliographic references

  • Deposit

    Carr, H.C., 1909 , Vein Structures In The Monument Mine: Mining And Scientific Press, V. 98 , No. 16 , P. 557 - 558.

  • Deposit

    Bell, R. N., 1902, Thunder Mountain And Mackay, Idaho: Mining And Scientific Press, V. 84, No. 5, Pp. 62 - 63.

  • Deposit

    Griner, W. C., 1974, Seventy - First Annual Report Of The Mining Industry Of Idaho For 1973 - 1974, 98 P.

  • Deposit

    1974 Compile Idaho State Mine Industry Ann. Rept

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey

Beyond USGS

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