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Unnamed Occurrence

Occurrence in Alaska, United States with commodities REE, Uranium, Tungsten, Copper
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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 10001507
MRDS ID A012254
Record type Site
Current site name Unnamed Occurrence
Alternate or previous names Bedrock Creek

Geographic coordinates

Geographic coordinates: -145.13433, 65.50529 (WGS84)
Location accuracy 2000(meters)

Site location context

Political divisions (FIPS codes)

Yukon-Koyukuk(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Circle C-3(quadrangle 1:63,360 scale)

Circle NE(quadrangle 1:100,000 scale)

Circle C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS CIRC 348, FIG. 4, SAMPLE 4718 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
REE Critical Primary
Uranium Secondary
Tungsten Critical Tertiary
Copper Tertiary

Comments on the commodity information

  • URANIUM-BEARING MINERALS: GARNET, ZIRCON, TOPAZ, SCHEELITE, MALACHITE

Materials information

Materials Type of material
Malachite Ore
Monazite Ore
Scheelite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -145.13433, 65.50529
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Economic information

Comments on the geologic information

  • LATE K TO EARLY TERTIARY GRANITIC INTRUSIVE IN PALEOZOIC AND/OR PRECAMBRIAN QUARTZ-MICA SCHIST

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Circle

Reference information

Bibliographic references

  • Deposit

    USGS CIRC 348, P. 9, 11-14, SAMPLE 4718

  • Deposit

    USGS OFR 83-170B, APPENDIX II, NO. 3

  • Other Database

    BAG-OFR-83-170B-03

General comments

Subject category Comment text
Deposit HEAVY-MINERAL FRACTION OF GRANITE SAMPLE CONTAINED: 24% BIOTITE, 35% PYRRHOTITE, 15% U-BEARING ZIRCON, 10% ILMENITE, 10% MONAZITE, 5% U-BEARING TOPAZ, 1% U-BEARING GARNET, TRACE SCHEELITE AND TRACE MALACHITE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1986 Leonard, Kenneth R. (Elliott, R. L.) 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.