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  3. Mineral Resource Data System (MRDS)

Idaho-Rainbow Group

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

Geologic information

Identification information

Deposit ID 10071703
MRDS ID W015229
MAS/MILS ID 0160490455
Record type Site
Current site name Idaho-Rainbow Group
Alternate or previous names Buckhorn Claim

Geographic coordinates

Geographic coordinates: -115.07926, 45.20018 (WGS84)
Elevation 1707
Relative position 12 MI NE OF BIG CREEK (TOWN)

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Acorn Butte(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 011E 35 SW Idaho

Comments on the location information

  • The Idaho-Rainbow Group Of Seven Contiguous Lode Claims Adjoins The West Side Of The Snowshoe Group. The Principal Mine Working Is About 500 Ft. North Of Crooked Creek.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Tertiary
Lead Tertiary
Titanium Critical Tertiary
Arsenic Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Malachite Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Gouge

Analytical data

Result AVERAGE VALUES ESTIMATED 0.06 OZ AU, 0.06 OZ AG/TON, 0.5% CU. TRACE TO 0.1% PB
Result UP TO 0.02% AS, 1% TI.

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Ramey Ridge Equivalent-Gneissic Basic Rock
    Rock description Ramey Ridge Equivalent-Gneissic Basic Rock
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Belt Supergroup
    Rock description Belt Supergroup-Gneiss, Schist

Nearby scientific data

(1) -115.07926, 45.20018
ListMap

Economic information

Ore body information

  • Strike N 45 DEG W
    Dip 50 DEG NE
    Length 304.8M
    Width 0.46M
    Depth to bottom 152.4M

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1902
Discoverer J. T. Bell And Others

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

Ownership information

  • Type Owner-Operator
    Owner Idaho - Rainbow Mines, Inc.

Reserves and resources

  • Type In-situ
    Estimate year 1972
    Inferred 27234mt ore
    Total resources 27234mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold 2.1 g/mt Gold Major 1972
    Silver 20.6 g/mt Silver Major 1972
    Copper 0.5 wt-pct Copper Trace 1972
    Lead 0.1 wt-pct Lead Trace 1972
    Titanium 1 wt-pct Titanium Trace 1972
    Arsenic 0.02 wt-pct Arsenic Trace 1972

Comments on the reserve resource information

  • Too Low-Grade To Be Mined At A Profit (Cater, 1973)

Workings at the site

  • Type of workings Surface/Underground
    Length 194.46M

Comments on development

  • 7 Lode Claims

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

    1940 Direxpl Idaho Rainbow Mines, Inc, USGS Bulletin 1304

  • Deposit

    1973 Recon F. W. Cater And Others, Bulletin 1304

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1974 Miller, Pat J. U.S. Geological Survey
Reporter 30-DEC-1996 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