Number One Prospect, I, L and M Prospects

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

Geologic information

Identification information

Deposit ID 10000237
MRDS ID A010274
Record type Site
Current site name Number One Prospect, I, L and M Prospects
Alternate or previous names Number Two Prospect, I,L, and M Prospects

Geographic coordinates

Geographic coordinates: -132.91568, 54.91861 (WGS84)
Elevation 610

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dixon Entrance D-3 NW(quadrangle 1:24,000 scale)

Dixon Entrance(quadrangle 1:100,000 scale)

Dixon Entrance(quadrangle 1:250,000 scale)

Federal lands

Sealaska Corporation(ANCSA Region)

ANCSA Region NTVPIC(Type of land area)

NTVPIC(Federal land areas administered by NTVPIC)

Tongass National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Uranium Primary

Alteration

  • (Local) Feldspars In Granite Are Altered To Clay Minerals

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite > Peralkaline Granite
    Rock unit name Bokan Mountain Granite
    Rock description Bokan Mountain Granite
    Stratigraphic age (youngest) Middle Jurassic
    Chronological age 186
    Dating method K-Ar
    Stratigraphic age (youngest) Middle Jurassic
    Chronological age 171
    Dating method U-Pb (zircon)
    Type of media Zircon
    Stratigraphic age (youngest) Middle Jurassic
    Chronological age 181
    Dating method K-Ar
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite > Peralkaline Granite
    Stratigraphic age (youngest) Middle Jurassic
    Chronological age 171
    Dating method U-Pb (zircon)
    Type of media Zircon
    Stratigraphic age (youngest) Middle Jurassic
    Chronological age 186
    Dating method K-Ar
    Stratigraphic age (youngest) Middle Jurassic
    Chronological age 181
    Dating method K-Ar

Nearby scientific data

(1) -132.91568, 54.91861

Economic information

Geologic structures

Type of structure Local
Structure description Country Rock Is Strongly Jointed

Ore body information

  • General form IRREGULAR
    Thickness 9.14M
    Length 60.96M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1955

Comments on the workings information

  • SHALLOW PITS

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit IRREGULARLY SHAPED ALTERED ZON IS IRON STAINED AND SHOWS WEAK ANOMALOUS RADIOACTIVITY.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1983 Hirschmann, M. M. (Elliott, R. L.) U.S. Geological Survey

Beyond USGS

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

Authoritative Alaska resources

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