I & L

Prospect in Alaska, United States with commodities Beryllium, Niobium (Columbium), Palladium, Thorium, Uranium
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. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10282632
MRDS ID A010272
MAS/MILS ID 0021210055
Record type Site
Current site name I & L
Alternate or previous names I&L 3-5, Hollenback, Tiny One, Urangesellschaft
Related records 10000235

Geographic coordinates

Point of reference Trench
Geographic coordinates: -132.13647, 54.91363 (WGS84)
Elevation 350
Location accuracy 500(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 22 NESESW Alaska

Commodities

Commodity Importance
Beryllium Critical Tertiary
Niobium (Columbium) Critical Tertiary
Palladium Critical Tertiary
Thorium Tertiary
Uranium Primary

Nearby scientific data

Trench (1) -132.13647, 54.91363

Economic information

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Ketchikan District

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Lester A. And Irma Hollenback
    ID 5001229
    Interest 75
    Home office Alaska
    Year 1977
  • Type Owner
    Owner Urangesellschaft Usa
    ID 5001229
    Interest 25
    Home office Colorado
    Year 1977
  • Type Operator
    Owner Seraphim Corp.
    ID 5001229
    Home office Canada
    Year 1979

Comments on the ownership information

  • OPERATOR ADDRESS: SERAPHIM ENG., LTD. 316-470 GRANVILLE STREET VANCOUVER, B.C., CANADA OWNER ADDRESS: URANGESELLSCHAFT U.S.A., INC. 6000 E. EVANS, BLDG. 3-200 DENVER, COLORADO 80222 OWNER ADDRESS: LESTER A. & IRMA HOLLENBACK KETCHIKAN, ALASKA 99901

Reserves and resources

  • Type In-situ
    Estimate year 1989
    Indicated 90900mt ore
    Commodity Subtype Grade units Group Importance Year
    Niobium (Columbium) Cb2O5 0.129 wt-pct Niobium (Columbium) Trace 1989

Comments on the reserve resource information

  • DIKE NO. 1 CONTAINS ADDITIONAL INDICATED RESERVES OF 18,600 KILOGRAMS THORIUM AND 15,400 KILOGRAMS URANIUM IN 19,100 METRIC TONS OF ORE. INDICATED GRADES ARE 0.114% THO2 AND 0.094% U3O8.

Reference information

Bibliographic references

Comments on the references

  • BACK-UP FILE

General comments

Subject category Comment text
Deposit 3 CLAIMS 1955. ASSESSMENT CONTINUOUS TO PRESENT. 1 NEW CLAIM STAKED 1976. INTERMITTENTLY LEASED TO VARIOUS COMPANIES 1956 THRU 1974. WORKINGS: MANY OPEN PITS & TRENCHES. COMPOSED OF RADIOACTIVES ASSOC. WITH PEGMATITE DIKES & QTZ VEINS ALONG FRACTURE ZONES IN BOKAN MTN. GRANITE. MINERALIZATION MAINLY HYDROTHERMAL. MAJOR ORE MINERALS: URANINITE & URANOTHORITE. VALUES: .05% < 6.0% EU OR .048% < 2.30% U308. PHENACITE DISC. 1963. CONTAINS .04% < 1.86% BEO.

Reporter information

Type Date Name Affiliation Comment
Reporter 12-JUL-1995 Map U.S. Bureau of Mines

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 09/01/1978
MSHA mine ID5001229
Mine name (MSHA)I And L Mine
Current operatorSeraphin Engineering
Mine typeSurface (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

Authoritative Alaska resources

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