Deadwood Placer Deposit

Occurrence in Valley county in Idaho, United States with commodities Gold, Titanium, Garnet, Zirconium
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. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10096313
MRDS ID W014299
Record type Site
Current site name Deadwood Placer Deposit
Related records 10241548

Geographic coordinates

Geographic coordinates: -115.61456, 44.38658 (WGS84)
Elevation 1707
Relative position 5 MI N DEADWOOD RESERVOIR

Site location context

Political divisions (FIPS codes)

Valley(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bernard Mountain(quadrangle 1:24,000 scale)

Deadwood River(quadrangle 1:100,000 scale)

Challis(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork Payette(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 Valley

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 012N 007E 03,04,09,10,15,16 Idaho

Commodities

Commodity Importance
Gold Tertiary
Titanium Critical Tertiary
Garnet Tertiary
Zirconium Critical Tertiary

Materials information

Materials Type of material
Garnet Ore
Gold Ore
Ilmenite Ore
Magnetite Ore
Zircon Ore

Analytical data

Result 54 RANDOM SAMPLES: 9.92 LB BLACK SAND/C.Y
Result 3.28 LB ILMENITE/C.Y.
Result 4.57 LB. MAGNETITE/CY
Result 0.45 LB GAR/C.Y.
Result 0.09 LB ZR/C.Y.

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Unconsolidated Deposit > Sand and Gravel
    Rock unit name Alluvium-Sands, Gravels
    Rock description Alluvium-Sands, Gravels

Nearby scientific data

(1) -115.61456, 44.38658

Economic information

Ore body information

  • Depth to bottom 15.24M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No
Discovery year 1865

Mining district

District name Deadwood District

Land status

Ownership category National Forest
Area name Boise National Forest

Ownership information

  • Type Owner
    Owner J. F. Van Brocklin, George A. Williams

Workings at the site

  • Type of workings Surface
    Overall length 12801.6M
    Overall width 304.8M

Comments on the workings information

  • ONLY DOWNSTREAM 15,000 FT TESTED; 10 CHURN-DRILLED HOLES, DEEPEST HOLE 40 FT, TOTAL OF HOLES 251 FT

Comments on development

  • ECON.COM: GRADES OF ILMENITE AND ACCESSORY MINERALS INDICATE DEPOSIT NOT OF ECONOMIC IMPORTANCE

Reference information

Bibliographic references

  • Deposit

    STORCH, R. H., 1958, ILMENITE AND OTHER BLACK - SAND MINERALS IN THE DEADWOOD PLACER DEPOSIT, VALLEY COUNTY, IDAHO: USBM REPT. INV. 5396, 15 P

  • Deposit

    1952 DIREXPL CONSUMNES GOLD DREDGING CO., USBM REPT. INV. 5396

  • Deposit

    1956 DIREXPL USBM. REPT. INV. 5396

General comments

Subject category Comment text
Deposit 620 ACRES
Deposit Discovery Year: 1860'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey

Beyond USGS

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