Unnamed Occurrence

Occurrence in Alaska, United States with commodities Lead, Zinc, Silver, Copper

Geologic information

Identification information

Deposit ID 10001271
MRDS ID A011996
Record type Site
Current site name Unnamed Occurrence

Geographic coordinates

Geographic coordinates: -152.67173, 67.39797 (WGS84)
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • ADGGS OFR 133B, PLATE 1, LOC. 480 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Lead Primary
Zinc Primary
Silver Primary
Copper Secondary

Comments on the commodity information

  • SEE DEPOSIT DESCRIPTION

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Pyrrhotite Ore

Analytical data

Result 37.7 PPM AG, 130,000 PPM AS, 38,266 PPM PB, 18,317 PPM ZN, 315 PPM SB, COMPOSITE SAMPLE, ADGGS OFR 133B, #480

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Calc-Silicate Schist

Nearby scientific data

(1) -152.67173, 67.39797

Comments on the geologic information

  • DEPOSIT IN SCHIST, NEAR CONTACT WITH GRANITE GNEISS AND MARBLE

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Koyukuk

Land status

Ownership category State

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011996

Bibliographic references

  • Deposit

    ADGGS OFR 133B, SAMPLE 480

General comments

Subject category Comment text
Deposit PYRITE, ARSENOPYRITE, PYRRHOTITE (?), GALENA AND CHALCOPYRITE IN LAYERS AND VEINS; ANOMALOUS AG, AS, PB, ZN AND SB

Reporter information

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