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The Grimes Co. Placers

Past Producer in Boise 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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10090081
MRDS ID W007571
Record type Site
Current site name The Grimes Co. Placers
Related records 10192727

Geographic coordinates

Geographic coordinates: -115.85846, 43.95818 (WGS84)
Elevation 1585
Relative position 1/2 MI. NE OF PIONEERVILLE

Site location context

Political divisions (FIPS codes)

Boise(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pioneerville(quadrangle 1:24,000 scale)

Idaho City(quadrangle 1:100,000 scale)

Hailey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Boise-Mores(hydrologic unit)

Middle Snake-Boise(hydrologic accounting unit)

Middle Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Boise 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 Boise

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 007N 005E 08 Idaho

Comments on the location information

  • ON GRIMES CR. NEAR PIONEERVILLE

Commodities

Commodity Importance
Gold Primary

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Idaho Batholith-Quartz Monzonite
    Rock description Idaho Batholith-Quartz Monzonite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Rock unit name Stream Gravels
    Rock description Stream Gravels

Nearby scientific data

(1) -115.85846, 43.95818
ListMap

Economic information

Ore body information

  • Thickness 6.1M
    Width 182.88M

Controls for ore emplacement

  • Stream Gravels

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Idaho City District

Land status

Ownership category National Forest
Area name Boise National Forest

Comments on the workings information

  • WORKED BY BUCKET - LINE DREDGE LATE 1930'S

Comments on development

  • SEVERAL PLACER CLAIMS

Reference information

Bibliographic references

  • Deposit

    METZGER, O. H., 1938, RECONNAISSANCE OF PLACER MINING IN BOISE COUNTY, IDAHO, U. S. BUREAU OF MINES INFORM. CIRC. 7028 P. 31

  • Deposit

    1938 RECON USBM INF. CIRC. 702

  • Production

    METZGER, O. H., 1938 U. S. BUREAU OF MINES INF. CIRC. 7028 P. 31.

General comments

Subject category Comment text
Deposit GROUND TO THE SOUTH ALREADY DREDGED THAT TO THE NORTH WAS TOO SHALLOW FOR A BUCKET - LINE DREDGE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1975 Steigner, William D. U.S. Geological Survey
Updater 01-SEP-1976 Siefken, Robert R. U.S. Geological Survey

Beyond USGS

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

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