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Archibald Gulch Placer

Producer in Alaska, United States with commodity Gold
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Geologic information

Identification information

Deposit ID 10107519
MRDS ID A011946
Record type Site
Current site name Archibald Gulch Placer

Geographic coordinates

Geographic coordinates: -150.22306, 67.48302 (WGS84)
Relative position TRIBUTARY TO NOLAN CREEK.
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • LOCATION GIVEN IS CONFLUENCE OF ARCHIBALD GULCH AND NOLAN CREEK; RECENT MINING HAS CONCENTRATED ON BENCHES AT MOUTH OF ARCHIBALD GULCH 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

Analytical data

Result AVG. FINENESS: 904-90

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel

Nearby scientific data

(1) -150.22306, 67.48302
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Comments on the geologic information

  • GRAVELS IN BOTH THE MODERN STREAM AND OLD CHANNEL DEPOSITS ARE COARSE AND SUBANGULAR; NUMEROUS BOULDERS IN STREAM GRAVELS; BOULDERS RARE IN CHANNEL DEPOSIT ; MAJOR.UNITS: SCHIST BEDROCK

Economic information

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1903

Mining district

District name Koyukuk

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • CREEK AND BENCH PLACERS BY HAND AND HYDRAULIC METHODS; DRIFT MINING IN BURIED CHANNEL; GRAVEL FROZEN

Comments on development

  • MINING: 1903-1909, 1927, 1933-39, 1974, AND 1984; 20 UNPATENTED PLACER CLAIMS

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011946

Bibliographic references

  • Deposit

    USGS BULL 532, P. 69, 92-93

  • Deposit

    REED, IRVING MCK., 1938, UPPER KOYUKUK REGION, ALASKA: UNPUBLISHED TDM REPORT, P.

  • Deposit

    USBM IC 8626, P. 7

  • Deposit

    ADGGS OFR 158, NO. 33, 37

  • Deposit

    ADGGS SR 38, P. 23

General comments

Subject category Comment text
Deposit MOST PRODUCTION WAS FROM BURIED CHANNELS; SEE ALSO: NOLAN CREEK; REPORT OF A STIBNITE VEIN BEING UNCOVERED DURING DRIFT MINING ON ARCHIBALD CR. IN USBM RI 4173, P. 38 ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit PRESENT STREAM GRAVELS 5-12 FT DEEP; DEEPLY BURIED CHANNEL 5 TO 14 FT WIDE CONTAINING 7-9 FT OF FROZEN GRAVEL IN 25 FT DEEP DRIFT; BENCH GRAVELS BEING MINED IN 1974

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1986 Leonard, Kenneth R. (Elliott, R. L.) U.S. Geological Survey