Gold Bench Placer

Past Producer in Alaska, United States with commodity Gold

Geologic information

Identification information

Deposit ID 10000565
MRDS ID A011011
Record type Site
Current site name Gold Bench Placer

Geographic coordinates

Geographic coordinates: -150.643, 66.97967 (WGS84)
Elevation 290
Relative position 10 MI SOUTH OF TRAMWAY BAR ON THE SOUTH FORK KOYUKUK RIVER.
(click for info)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
025N 014W Alaska

Comments on the location information

  • PLACER ON THREE CLAIMS (60 ACRES) SOUTH SIDE OF RIVER; QUARTER MILELONG AND UP TO 200 FT WIDE, CENTERED AT LOCATION. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel

Nearby scientific data

(1) -150.643, 66.97967

Ore body information

  • Thickness 0.61M

Comments on the geologic information

  • GOLD FOUND IN SURFACE DEPOSITS; WELL WASHED GRAVELS OF SCHIST PEBBLES, QUARTZ PEBBLES, FLINT; IGNEOUS BOULDERS, COBBLES. ; MAJOR.UNITS: UNCONSOLIDATED FURIAL SEDIMENTS; MOST PRODUCTION FROM FALSE BEDROCK OF REDDISH SANDS 2 TO 12 INCHES THICK

Economic information

Economic information about the deposit and operations

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

Mining district

District name Koyukuk District

Land status

Ownership category BLM Administrative Area

Comments on the production information

  • SOME SURFACE GRAVEL 80 TO 90 DOLLARS PER DAY DER MAN USING ROCKER

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 6.1M

Comments on development

  • SHOVEL, SLUICE BOX, ROCKER, DRIFTS

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011011

Bibliographic references

  • Deposit

    USGS BULL 532, P. 70, 105-106.

  • Deposit

    REED, 1938, ALASKA DEPT OF MINES UNPUBL REPT, P. 153-154.

  • Production

    USGS BULL 532, P. 70.

General comments

Subject category Comment text
Deposit PRODUCING GRAVELS 18 TO 24 INCHES THICK; 150 TO 200 FT WIDE AND QUARTER MILE LONG

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1984 Bliss, James D. U.S. Geological Survey