1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Grand Prize

Past Producer in Alaska, United States with commodity Gold
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10001015
MRDS ID A011688
Record type Site
Current site name Grand Prize
Alternate or previous names Bremner Mining Company

Geographic coordinates

Geographic coordinates: -143.42553, 61.05854 (WGS84)
Relative position Approximately 3,400 ft north of headwaters of Golconda Creek. Mine workings are 2,000 ft north of the Lucky Girl Mine (MC190). Best location: MacKevett, 1976, loc. 24. Accurate within radius of 1000 feet.

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

McCarthy A-7(quadrangle 1:63,360 scale)

McCarthy SW(quadrangle 1:100,000 scale)

McCarthy(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Chitina River(hydrologic unit)

Copper River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Wrangell-St. Elias National Park(National Park)

National Park NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • Ore Material = Gold (native)

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock
    Rock unit name Valdez Group
    Rock description Valdez Group
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -143.42553, 61.05854
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = Gold occurs in gouge and in comminuted vein material along walls of felsic dike that intrudes Jurassic-Cretaceous Valdez Group metasedimentary rocks.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Nizina

Comments on the workings information

  • Workings / Exploration = About 100 m underground workings.

Reference information

Bibliographic references

  • Deposit

    Moffit, F.H., 1937, Recent mineral developments in the Copper River region: U.S. Geological Survey Bulletin 880, p. 97-109.

  • 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

    Moffit, F.H., 1914, Geology of the Hanagita-Bremner region, Alaska: U.S. Geological Survey Bulletin 576, 56 p.

Comments on the references

  • Primary Reference = Moffit, 1914

General comments

Subject category Comment text
Deposit Model Name = Lode: vein

Reporter information

Type Date Name Affiliation Comment
Reporter 03-NOV-97 Leonard, K.R. U.S. Geological Survey
Reporter 03-NOV-97 Elliott, R.L. U.S. Geological Survey
Reporter 03-NOV-97 Richter, D.H. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.