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Horrible Mine

Past Producer in Alaska, United States with commodity Gold
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Geologic information

Identification information

Deposit ID 10001336
MRDS ID A012076
Record type Site
Current site name Horrible Mine
Alternate or previous names Portland-Alaska Gold Mining Co.
Related records 10161091

Geographic coordinates

Geographic coordinates: -135.09345, 58.86864 (WGS84)
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • LOCATION IS PRINTED ON JUNEAU D-4 QUAD., 1:63360 TO POGRAPHIC SERIES 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

Comments on the commodity information

  • SPARSE PYRITE IS ONLY VISIBLE SULFID

Alteration

  • (Local) Chloritization

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Jualin Diorite
    Rock description Jualin Diorite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -135.09345, 58.86864
ListMap

Ore body information

  • Strike N
    Dip E STEEP

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1896
Year of first production 1897
Year of last production 1901

Mining district

District name Juneau/Berners Bay

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Underground
    Length 195.07M

Comments on the workings information

  • DEVELOPED BY AT LEAST 400 FT IN TUNNELS, 240 FT OF DRIFTS AND ONE OR MORE STOPES; 10-STAMP MILL

Comments on development

  • 5 CLAIMS LOCATED IN 1896; MINED 1897-1898 AND IN 1901

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A012076

Bibliographic references

  • Deposit

    USGS BULL 287, P. 135-136

  • Deposit

    USGS BULL 284, P. 33

  • Deposit

    USGS BULL 446, P. 39

  • Deposit

    USGS BULL 1246, P. 160

  • Deposit

    USGS OFR 85-717, NO. J090

  • Other Database

    BAG-OFR-85-717-090

General comments

Subject category Comment text
Deposit PYRITE-BEARING QUARTZ FISSURE VEIN; GURIFEROUS; AVERAGE THICKNESS 5 FT, RANGES FROM .1-10 FT THICK; WELL DEFINED WALLS
Deposit SEE ALSO: IVANHOE MINE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1985 Leonard, Kenneth R. (Elliott, R. L.) U.S. Geological Survey