Jualin Mine

Past Producer in Alaska, United States with commodities Gold, Copper, Lead, Zinc

Geologic information

Identification information

Deposit ID 10000504
MRDS ID A010694
Record type Site
Current site name Jualin Mine

Geographic coordinates

Geographic coordinates: -135.04373, 58.83864 (WGS84)
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • ABOUT 2 MILES FROM COMET & KENSINGTON MINES 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
Copper Tertiary
Lead Tertiary
Zinc Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Sphalerite Ore
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -135.04373, 58.83864

Ore body information

  • General form TABULAR
    Strike NNW
    Dip EAST, STEEP
    Depth to top 0M

Controls for ore emplacement

  • Veins In Diorite

Comments on the geologic information

  • MINERALIZED VEIN (4 OR 5) IN DIORITE ARE ABOUT 1200 FT FROM CONTACT WITH SLATE AND GREENSTONE

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 1896
Year of last production 1917

Mining district

District name Juneau District

Land status

Ownership category National Forest

Production statistics

  • Year 1917
    Period 1896-1917
    Accuracy Estimate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 14g/mt

Comments on the production information

  • MOST PRODUCTIVE OF BERNERS BAY AREA MINES

Workings at the site

  • Type of workings Underground
    Length 5486.4M

Comments on the workings information

  • ADIT NEARLY MILE LONG. TOTAL MORE THAN 18,000 FT OF WORKINGS

Comments on development

  • WORKED 1896-1901, AND INTERMITTANTLY THEREAFTER THROUGH 1917.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A010694

Bibliographic references

  • Deposit

    USGS OFR 78-374, P. 78-79

  • Deposit

    USGS B284, P. 33-34

  • Deposit

    USGS B446, P. 44-47

  • Production

    USGS OFR 78-374

General comments

Subject category Comment text
Deposit ORE BODIES ARE 4 OR 5 QUARTZ VEINS IN DIORITE. ONE HAD 1 1/2 OZ AU/TON, OTHERS LESS THAN HALF OZ/TON. VEINS IRREGULAR AND PINCH OUT INTO SHEAR ZONES
Deposit VERY SIMILAR TO COMET & KENSINGTON MINES 2 MILES TO NNW. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1984 Elliott, R. L. U.S. Geological Survey