Prospect in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10001055
MRDS ID A011733
Record type Site
Current site name Mayflower
Related records 10209836

Geographic coordinates

Geographic coordinates: -143.62252, 61.62966 (WGS84)
Relative position 2,500 ft south of Kuskulana Glacier. NW1/4NW1/4 sec. 9, T. 3 S., R. 10 E., of the Copper River Meridian. Winkler and MacKevett, 1981. Accurate within radius of 100 feet.
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Geographic areas

Country State
United States Alaska


Commodity Importance
Copper Primary

Materials information

Materials Type of material
Bornite Ore
Chalcocite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
    Rock unit name Nikolai Greenstone
    Rock description Nikolai Greenstone
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone

Nearby scientific data

(1) -143.62252, 61.62966

Comments on the geologic information

  • Geologic Description = Bornite, chalcocite and secondary Cu minerals in narrow veins along faults in Triassic Nikolai Greenstone.

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 = Short adit. Type of workings: underground

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011733
USGS Alaska Resource Data File ARDF MC069

Bibliographic references

  • Deposit

    Moffit, F.H., and Mertie, J.B., Jr., 1923, The Kotsina-Kuskulana district, Alaska: U.S. Geological Survey Bulletin 745, 149 p.

  • Deposit

    MacKevett, E.M., Jr., 1976, Mineral deposits and occurrences in the McCarthy quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-773-B, scale 1:250,000.

  • Deposit

    Winkler, G.R., and MacKevett, E.M., Jr., 1981, Geologic map of the McCarthy C-7 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1533, scale 1:63,360.

Comments on the references

  • Primary Reference = Moffit and Mertie, 1923

General comments

Subject category Comment text
Deposit Model Name = Lode; vein, shear zone

Reporter information

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