Unnamed (north of upper Antler Creek)

Occurrence in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10000768
MRDS ID A011410
Record type Site
Current site name Unnamed (north of upper Antler Creek)
Alternate or previous names Unnamed

Geographic coordinates

Geographic coordinates: -142.30448, 62.41609 (WGS84)
Relative position Best location: Richter, 1975, USGS I-904. Accurate within 100 ft radius
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Rock unit name Antler Creek Pluton
    Rock description Antler Creek Pluton
    Stratigraphic age (youngest) Early Cretaceous
    Chronological age 105
    Dating method K-Ar
    Stratigraphic age (youngest) Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
    Chronological age 105
    Dating method K-Ar
    Stratigraphic age (youngest) Cretaceous

Nearby scientific data

(1) -142.30448, 62.41609

Comments on the geologic information

  • Geologic Description = Segregations of pyrite and chalcopyrite in hornblendite border zone of large hornblende syenodiorite (Antler Creek) pluton of Cretaceous age.

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Chisana

Comments on the workings information

  • Workings / Exploration = Type of workings: none

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011410
USGS Alaska Resource Data File ARDF NB030

Bibliographic references

  • Deposit

    Richter, D.H., 1975, Reconnaissance geologic map of the Nabesna B-3 quadrangle, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I-904, scale 1:63,360.

  • Deposit

    Richter, D.H., Singer, D.A., and Cox, D.P., 1975, Mineral resources map of the Nabesna quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-655-K, scale 1:250,000.

Comments on the references

  • Primary Reference = Richter, 1975, USGS I-904

General comments

Subject category Comment text
Deposit Model Name = Lode: vein?
Deposit Other Comments = See also: unnamed occurrence no. NB077

Reporter information

Type Date Name Affiliation Comment
Reporter 07-FEB-1997 Leonard, K.R. U.S. Geological Survey
Reporter 07-FEB-1997 Elliott, R.L. U.S. Geological Survey
Reporter 07-FEB-1997 Richter, D.H. U.S. Geological Survey