Lake Selby Occurrence

Occurrence in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10003054
MRDS ID A015579
Record type Site
Current site name Lake Selby Occurrence

Geographic coordinates

Geographic coordinates: -155.78673, 66.88512 (WGS84)
Location accuracy 1000(meters)
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-458, LOC. 1. OCCURRENCE ABOUT 3 MILES WEST OF THE NORTH END OF LAKE SELBY AT AN ELEVATION OF APPROXIMATELY 2,000 FEET. LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore

Analytical data

Result SPECTROGRAPHIC ANALYSIS INDICATED .01% AG AND TRACES OF OTHER METALS.

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -155.78673, 66.88512

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Shungnak

Land status

Ownership category National Park

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A015579

Bibliographic references

  • Deposit

    USGS MF-458 (D-6), LOC. 1

  • Deposit

    USGS I-459, LOCALITY 4.

  • Deposit

    USGS BULL 1246, P. 106

  • Deposit

    USGS OF 75-267, P. 11

General comments

Subject category Comment text
Deposit CHALCOPYRITE AND LIMONITE WITH MALACHITE AND AZURITE STAIN IN QUARTZ VEIN IN METAMORPHOSED CRETACEOUS CONGLOMERATE.
Deposit THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1987 Powers, M.T. (Huber, D.F.) U.S. Geological Survey