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Widstedt Mine

Past Producer in Alaska, United States with commodities Antimony, Gold, Silver, Copper
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Geologic information

Identification information

Deposit ID 10097525
MRDS ID A012845
Record type Site
Current site name Widstedt Mine
Alternate or previous names Widstead Tunnel, Widstedt No. 1.

Geographic coordinates

Geographic coordinates: -165.39577, 64.57956 (WGS84)
Relative position OPPOSITE MOUTH OF SPECIMEN GULCH.
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-247, LOC. 19. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Antimony Primary
Gold Secondary
Silver Secondary
Copper Tertiary

Materials information

Materials Type of material
Gold Ore
Stibnite Ore
Pyrite Gangue
Quartz Gangue

Analytical data

Result ORE REPORTED TO ASSAY UP TO $72.00/TON IN AU, $28.OO/TON IN AG AND SOME COPPER, PRICE OF AU = $20.67/FINE OZ, 1920 PRICE OF AG = $1.00 /OZ, USGS BULLETIN 722, P. 239.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Nome Group
    Rock description Nome Group
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -165.39577, 64.57956
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Controls for ore emplacement

  • Fault Control

Comments on the geologic information

  • NUMEROUS PROSPECT ON SHEAR ZONES ALONG W BANK OF ANVIL CR. IN SCHIST CONTAINING QUARTZ-CALCITE VEINLEST AND PYRITE STRINGERS BUT NO EVIDENCE OF AU OR SB MINS.

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1899
Discoverer J.C. Widstedt
Year of first production 1900

Comments on the production information

  • 3 TONS OF ANTIMONY ORE MINED IN 1900.

Workings at the site

  • Type of workings Surface/Underground
    Length 21.34M

Comments on the workings information

  • 70 FT TUNNEL DRIVEN IN 1899; NUMEROUS OPEN CUTS.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A012845

Bibliographic references

  • Deposit

    USGS BULLETIN 379, P. 282-283.

  • Deposit

    USGS BULLETIN 662, P. 430, 440.

  • Deposit

    USGS BULLETIN 722, P. 238-239 AND FIG. 18, NO. 9.

  • Deposit

    TDM PAM 5-R, P. 11-12.

  • Deposit

    USGS PROF. PAPER 400-B, P. B35.

  • Deposit

    USGS MF-247, LOC. 19.

  • Deposit

    USGS BULLETIN 1246, P. 124.

  • Deposit

    USGS OFR 77-796-B, P. 27, LOC. 361.

  • Other Database

    BAG-MF-463-48

General comments

Subject category Comment text
Deposit SEE ALSO: WIDSTEDT NO. 2 PROSPECT. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit KIDNEYS OF COARSELY CRYSTALLINE STIBNITE IN SHEAR ZONE IN SCHIST CONTAINING PYRITE AND ARSENOPYRITE; NUMEROUS QUARTZ-CALCITE VEINLETS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1987 Leonard, Kenneth R. (Huber, Donald F.) U.S. Geological Survey