Gold Reef Group

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

Geologic information

Identification information

Deposit ID 10096373
MRDS ID W015298
MAS/MILS ID 0160490790
Record type Site
Current site name Gold Reef Group

Geographic coordinates

Geographic coordinates: -115.25956, 45.21158 (WGS84)
Elevation 2377
Relative position 7 MI NE OF BIG CREEK RANGER STATION

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Big Creek(quadrangle 1:24,000 scale)

Warren(quadrangle 1:100,000 scale)

Elk City(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

Payette 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 Idaho

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 022N 010E 29 Idaho

Comments on the location information

  • Land Status Value Calculated 7-94 Using GIS Overlay Analysis With USFS Land Ownership Boundaries, 1:126,720 Scale. Land Status Value Calculated 7-94 Using GIS Overlay Analysis With NFS Paper Copies: (Scale 1:126,720); Previous Quad Designation = Grangeville 1:250000

Commodities

Commodity Importance
Gold Primary
Silver Tertiary
Copper Tertiary

Materials information

Materials Type of material
Malachite Ore
Quartz Gangue

Alteration

  • (Local) Fe Stains; Silicification

Analytical data

Result SAMPLE ASSAYED 0.01 OZ AU/TON
Result TRACE AG AND CU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Syenite
    Rock unit name Ramey Ridge Equivalent-Syenite
    Rock description Ramey Ridge Equivalent-Syenite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Syenite
    Rock unit name Yellowjacket Formation-Biotite Schist
    Rock description Yellowjacket Formation-Biotite Schist
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -115.25956, 45.21158

Economic information

Ore body information

  • Width 1.22M

Controls for ore emplacement

  • Shear Zone

Economic information about the deposit and operations

Operation type Underground
Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1916
Discoverer J. J. Flynn

Mining district

District name Ramey Ridge District

Land status

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

Workings at the site

  • Type of workings Surface/Underground
    Length 30.48M

Reference information

Bibliographic references

  • Deposit

    Cater, F. W., And Others, 1973, Mineral Resources Of The Idaho Primitive Area And Vicinity, Idaho: USGS Bulletin 1304, 431 P

  • Deposit

    Mines And Prospects Of The Elk City Quad., IBMG Mines And Prospects Map Series, V.E. Mitchell, Et Al.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-74 Miller, Pat J. U.S. Geological Survey SOURCES & UPGRADES EDITS
Editor 01-JUN-74 Beougher, Dee (Spanski, Gregory T.) U.S. Geological Survey
Reporter 14-NOV-83 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.