Occurrence in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10003350
MRDS ID A106098
Record type Site
Current site name Unnamed

Geographic coordinates

Geographic coordinates: -146.97327, 67.66976 (WGS84)
Relative position Location plotted is locality 11 of Barker (1981, p. 30), about 2 miles (3.2 km) west- southwest of major fork in North Fork of East Fork of Chandalar River; within two miles (3.2 km)
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Geographic areas

Country State
United States Alaska


Commodity Importance
Copper Primary

Nearby scientific data

(1) -146.97327, 67.66976

Comments on the geologic information

  • Geologic Description = Copper values appear to be related to Upper Devonian black metaclastic pyllitic rocks under a thrust sheet of Skajit Limestone.

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Chandalar

Comments on the workings information

  • Workings / Exploration = 202 claims were staked (ACH and CHA claim groups) in 1975. Exploration included drilling; no results reported (Barker, 1981, p. 32, loc. 11).

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A106098
USGS Alaska Resource Data File ARDF CS003

Bibliographic references

  • Deposit

    Barker, J.C., 1978, Mineral Investigations of certain lands in the eastern Brooks Range: a summary report: US Bureau of Mines Open-File No. 63-78

  • Deposit

    Barker, J.C., 1981, Mineral investigations in the Porcupine River drainage, Alaska: U.S. Bureau of Mines Open-File Report 27-81, 189 p., 2 sheets.

Comments on the references

  • Primary Reference = Barker (1981)

General comments

Subject category Comment text
Deposit Model Name = Lode; Cu in clastic sedimentary rocks
Deposit Other Comments = See MAS/MILS Sequence # 0020320004, USBM (1995)

Reporter information

Type Date Name Affiliation Comment
Reporter 15-OCT-1992 J.M. Schmidt U.S. Geological Survey