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  3. Mineral Resource Data System (MRDS)

Lillie Prospect

Occurrence in Alaska, United States with commodities Molybdenum, 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. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10000293
MRDS ID A010341
Record type Site
Current site name Lillie Prospect

Geographic coordinates

Geographic coordinates: -133.44075, 56.15251 (WGS84)
Elevation 30

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

Petersburg A-5(quadrangle 1:63,360 scale)

Petersburg S(quadrangle 1:100,000 scale)

Petersburg(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

Commodities

Commodity Importance
Molybdenum Primary
Copper Secondary

Comments on the commodity information

  • NO VISIBLE COPPER MINERAL

Materials information

Materials Type of material
Molybdenite Ore
Powellite Ore

Alteration

  • (Local) Tactite Is Probably From Replacement Of Marble

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Dry Pass
    Rock description Dry Pass
  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)

Nearby scientific data

(1) Keg
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Ketchikan District

Comments on the workings information

  • ONE TRENCH

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit MOLYBDENITE OCCURS AS JOINT COATINGS AND SCATTERED MASSES LESS THAN 1/2 INCH IN DIAMETER IN TACTITE BODY

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-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.

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.