Sunday Lake

Prospect in Alaska, United States with commodities Niobium (Columbium), REE, Thorium, Uranium, Zirconium
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Mineral rights holdings
  11. Land status
  12. Reserves and resources
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10161136
MAS/MILS ID 0021210072
Record type Site
Current site name Sunday Lake

Geographic coordinates

Point of reference Claim
Geographic coordinates: -132.17537, 54.92753 (WGS84)
Elevation 221
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Prince of Wales-Hyder(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dixon Entrance D-1(quadrangle 1:63,360 scale)

Dixon Entrance(quadrangle 1:100,000 scale)

Dixon Entrance(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Prince of Wales(hydrologic unit)

Southern Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

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

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 080 S 088 E 17 C SESE Alaska

Commodities

Commodity Importance
Niobium (Columbium) Critical Tertiary
REE Critical Tertiary
Thorium Tertiary
Uranium Primary
Zirconium Critical Tertiary

Nearby scientific data

Claim (1) -132.17537, 54.92753

Economic information

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No

Mining district

District name Ketchikan District

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest

Reserves and resources

  • Type In-situ
    Estimate year 1989
    Indicated 24500mt ore
    Commodity Subtype Grade units Group Importance Year
    Uranium U3O8 0.5 wt-pct Uranium Major 1989
    Niobium (Columbium) Cb2O5 0.048 wt-pct Niobium (Columbium) Trace 1989
    Thorium ThO2 3.2 wt-pct Thorium Trace 1989
    REE Y Group 1.09 wt-pct REE Trace 1989
    Zirconium ZrO2 0.28 wt-pct Zirconium Trace 1989

Reference information

Bibliographic references

  • Deposit

    USBM OFR 33-89

General comments

Subject category Comment text
Deposit WITHIN TONGASS NATIONAL FOREST. OPEN TO MINERAL ENTRY. PROSPECT CONSISTS OF TWO TRENCHES AND A SMALL PIT ON A RADIOACTIVE SHEAR ZONE IN GRANITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 23-SEP-1991 Djb U.S. Bureau of Mines

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.