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  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Holmadge Prospect

Occurrence in Idaho county in Idaho, United States with commodity Gold
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10070176
MRDS ID W012905
MAS/MILS ID 0160490886
Record type Site
Current site name Holmadge Prospect

Geographic coordinates

Geographic coordinates: -116.06019, 45.47427 (WGS84)
Elevation 1920
Relative position 7 MI. N.E. OF RIGGINS HOT SPRINGS.

Site location context

Political divisions (FIPS codes)

Idaho(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Kelly Mountain(quadrangle 1:24,000 scale)

Riggins(quadrangle 1:100,000 scale)

Grangeville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Salmon(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Nez Perce-Clearwater 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 Idaho

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 025N 003E 26 SWNWSW Idaho

Comments on the location information

  • Few Ft. N Of Nut Basin - Florence Road.

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Idaho Batholith-Quartz Diorite
    Rock description Idaho Batholith-Quartz Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -116.06019, 45.47427
ListMap

Economic information

Ore body information

  • Thickness 0.46M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Florence District

Land status

Ownership category National Forest
Area name Nez Perce National Forest

Ownership information

  • Type Owner
    Owner Holmadge, August

Workings at the site

  • Type of workings Underground
    Length 21.34M

Reference information

Bibliographic references

  • Deposit

    Reed, John C., 1939, Geology And Ore Deposits Of The Florence Mining District, Idaho County, Idaho: Idaho Bureau Of Mines And Geology Pamph: 46, 44 P

  • Deposit

    V.E. Mitchell, Et. Al; Mines And Prospects Map Series, 1981, Grangeville Quad, Location No. 236

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1974 Miller, Pat J. U.S. Geological Survey
Reporter 06-JUL-1994 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