Unnamed (upper Roaring Creek)

Prospect in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10001067
MRDS ID A011748
Record type Site
Current site name Unnamed (upper Roaring Creek)
Alternate or previous names Roaring Creek
Related records 10233718

Geographic coordinates

Geographic coordinates: -143.83447, 61.6816 (WGS84)
Relative position Near headwaters of Roaring Creek, a tributary of Kotsina River. Best location: MacKevett and others, 1978, loc. 15. Accurate within radius of 100 feet.
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Malachite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Rock unit name Hasen Creek Formation; Predominately Argillite, Cut By Triassic Gabbro
    Rock description Hasen Creek Formation; Predominately Argillite, Cut By Triassic Gabbro

Nearby scientific data

(1) -143.83447, 61.6816

Comments on the geologic information

  • Geologic Description = Thin veins containing small amounts of chalcopyrite, bornite, chalcocite and malachite that cut Permian sedimentary rocks and Triassic gabbro.

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 = Type of workings: surface and underground. Several prospects marked by old, largely caved workings on both sides of Roaring Creek.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011748
USGS Alaska Resource Data File ARDF MC037

Bibliographic references

  • Deposit

    Moffit, F.H., and Maddren, A.G., 1909, Mineral resources of the Kotsina-Chitina region, Alaska: U.S. Geological Survey Bulletin 374, 103 p.

  • Deposit

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

  • Deposit

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

    MacKevett, E.M., Jr., Smith, J.G., Jones, D.L., and Winkler, G.R., 1978, Geologic map of the McCarthy C-8 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1418, scale 1:63,360.

  • Deposit

    MacKevett, E.M., Jr., Smith, J.G., Jones, D.L., and Winkler, G.R., 1978, Geologic map of the McCarthy C-8 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1418, 1 sheet, 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

Reporter information

Type Date Name Affiliation Comment
Reporter 19-SEP-1997 Leonard, K.R. U.S. Geological Survey
Reporter 19-SEP-1997 Elliott, R.L. U.S. Geological Survey
Reporter 19-SEP-1997 Richter, D.H. U.S. Geological Survey