Unnamed (northwest head of Caribou Creek)

Prospect in Alaska, United States with commodities Gold, Lead, Zinc

Geologic information

Identification information

Deposit ID 10000742
MRDS ID A011381
Record type Site
Current site name Unnamed (northwest head of Caribou Creek)
Alternate or previous names Unnamed

Geographic coordinates

Geographic coordinates: -143.45149, 62.62302 (WGS84)
Relative position Best location: Richter and Schmoll, 1973, USGS GQ 1062 loc. 1. Accurate within 100 ft radius
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Gold Primary
Lead Primary
Zinc Primary

Materials information

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

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Trachyte
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -143.45149, 62.62302

Comments on the geologic information

  • Geologic Description = Stringers, 1/4 to 2 in thick, of quartz, calcite, pyrite, galena, and sphalerite in a zone 6 to 12 in wide cutting hornfelsed and dioritized volcanics of Pennsylvanian-Permian age. Deposit is in diorite gneiss which is cut by 8 ft thick trachyte dike that strikes N 55 W and dips 45 NE.

Economic information

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Chistochina

Comments on the workings information

  • Workings / Exploration = Adit driven N 65 E to crosscut vein, caved by early 1950,s (USGS B 989-D); tenor not known. Type of workings: underground

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011381
USGS Alaska Resource Data File ARDF NB009

Bibliographic references

  • Deposit

    Moffit, F.H., 1954, Geology of the eastern part of the Alaska Range and adjacent area: U.S. Geological Survey Bulletin 989-D, p. 63-218.

  • Deposit

    Berg, H.C., and Cobb, E.H., 1967, Metalliferous Lode Deposits of Alaska. U.S. Geological Survey Bulletin 1246, 254 p.

  • Deposit

    Richter, D.H., and Schmoll, 1973, Geologic Map of the Nabesna C-5 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1062, 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.

  • Deposit

    Matson, N.A., and Richter, D.H., 1971, Geochemical data from the Nabesna C-5 quadrangle, Alaska: U.S. Geological Survey Open-File Report 71-0204, 10 p.

Comments on the references

  • Primary Reference = Moffit, 1954, USGS B 989-D

General comments

Subject category Comment text
Deposit Model Name = Lode: vein

Reporter information

Type Date Name Affiliation Comment
Reporter 06-FEB-1997 Leonard, K.R. U.S. Geological Survey
Reporter 06-FEB-1997 Elliott, R.L. U.S. Geological Survey
Reporter 06-FEB-1997 Richter, D.H. U.S. Geological Survey