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Come Back Prospect

Prospect in Valley county in Idaho, United States with commodities Copper, Gold, Lead, 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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10266095
MRDS ID W014111
MAS/MILS ID 0160850314
Record type Site
Current site name Come Back Prospect
Alternate or previous names Idaho Primitive Area.
Related records 10070953

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -115.09875, 44.77298 (WGS84)
Elevation 1475
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Valley(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pungo Mountain(quadrangle 1:24,000 scale)

Pistol Creek(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper 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 Valley

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 017 N 011 E 14 SWNENE Idaho

Commodities

Commodity Importance
Copper Tertiary
Gold Tertiary
Lead Tertiary
Silver Primary

Materials information

Materials Type of material
Bornite Unknown
Chalcopyrite Unknown
Galena Unknown
Quartz Unknown
Sphalerite Unknown

Nearby scientific data

Main Entrance (1) Granodiorite and two-mica granite.
ListMap

Economic information

Ore body information

  • Strike N87E
    Dip 49N
    Width 1.5M
    Field Value
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 DISSEMINATED
    Primary mode of Origin UNKNOWN
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 SILICIFICATION
    Strike And Dip N87E:49N
    Date of Last Modification 800916

Economic information about the deposit and operations

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

Land status

Ownership category National Forest
Area name Boise National Forest

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit ANALYSIS OF TWO SAMPLES CUT ACROSS SHEAR ZONE INDICATE VALUES OF 1.7 GRAM GOLD AND 23 GRAM SILVER PER METRIC TON, 0.12 PERCENT COPPER AND 0.04 PERCENT LEAD. GALENA, SPALERITE CHALCOPYRITE, AND BORNITE OCCUR AS THIN COATINGS AND FILLINGS ALONG SHEAR PLANES AND ARE SPARSELY DISSEMINATED THROUGH THE QUARTZ.

Reporter information

Type Date Name Affiliation Comment
Reporter 14-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.

Maps centered on this site