Locality 18

Occurrence in Alaska, United States with commodities Arsenic, Bismuth, Cadmium, Copper, Lead, Molybdenum, Silver, Tin, Tungsten, Zinc
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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10282464
MAS/MILS ID 0021090003
Record type Site
Current site name Locality 18
Alternate or previous names West Shore Tarr Inlet

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -137.04653, 59.02032 (WGS84)
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Hoonah-Angoon(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Skagway A-6(quadrangle 1:63,360 scale)

Skagway SW(quadrangle 1:100,000 scale)

Skagway(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Glacier Bay(hydrologic unit)

Northern Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Glacier Bay 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

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 033 S 050 E 10 SWNESE Alaska

Commodities

Commodity Importance
Arsenic Critical Tertiary
Bismuth Critical Tertiary
Cadmium Tertiary
Copper Primary
Lead Tertiary
Molybdenum Tertiary
Silver Tertiary
Tin Critical Tertiary
Tungsten Critical Tertiary
Zinc Critical Tertiary

Materials information

Materials Type of material
Albite Unknown
Andesine Unknown
Apatite Unknown
Arsenopyrite Unknown
Augite Unknown
Biotite Unknown
Calcite Unknown
Chalcopyrite Unknown
Chlorite Unknown
Epidote Unknown
Garnet Unknown
Goethite Unknown
Hornblende Unknown
Muscovite Unknown
Oligoclase Unknown
Orthoclase Unknown
Pyrite Unknown
Pyrrhotite Unknown
Quartz Unknown
Sericite Unknown
Sphalerite Unknown

Nearby scientific data

Ore Body (1) -137.04653, 59.02032

Economic information

Ore body information

  • Strike N25W
    Dip 20E
    Area 10HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 SHEAR ZONE
    Primary mode of Origin SEDIMENTATION
    Primary Ore Control FAULTING
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 PYRITIZATION
    Strike And Dip N25W:20E
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 10
    Date of Last Modification 830408

Comments on the geologic information

  • SPECIFIC SILVER, MOLYBDENUM, CADMIUM AND/OR LEAD MINERAL WERE NOT MENTIONED IN THE REFERENCES.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1937

Mining district

District name Juneau District

Mineral rights holdings

Type of mineral rights Minerals Only

Land status

Ownership category National Wilderness

Reference information

Bibliographic references

  • Deposit

    OF195 p. 222

  • Deposit

    OF280

  • Deposit

    P632 pp. 4, 40, 43

  • Deposit

    MF424

  • Deposit

    OF78-316 p. 112

  • Deposit

    OF78-494 plates 1A, 1B, 2

General comments

Subject category Comment text
Deposit DISC. 1966. NO CLAIMS. DEPOSIT CONSISTS OF ALTERATION ZONES AND LOCAL DISSEMINATED SULFIDES IN HORNFELS. CHALCOPYRITE < 0.3 %; PYRITE > 0.3 %. BEST OUTCROPS: 1500 PPM CU & MINOR BI, W, SN. FURTHER EXPLORATION RECOMMENDED.

Reporter information

Type Date Name Affiliation Comment
Reporter 12-FEB-1988 Wlg 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.