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  3. Mineral Resource Data System (MRDS)

Unnamed Occurrence

Occurrence in Alaska, United States with commodity REE
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Mining district
  9. Land status
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10001342
MRDS ID A012082
Record type Site
Current site name Unnamed Occurrence
Alternate or previous names Salmon River Junction

Geographic coordinates

Geographic coordinates: -134.45728, 58.06863 (WGS84)
Location accuracy 500(meters)
Relative position 3 MI W OF HEAD OF SEYMOUR CANAL

Site location context

Political divisions (FIPS codes)

Hoonah-Angoon(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Juneau A-2(quadrangle 1:63,360 scale)

Juneau SE(quadrangle 1:100,000 scale)

Juneau(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Admiralty Island(hydrologic unit)

Central Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Admiralty Island National Monument(National Monument)

National Monument FS(Type of land area)

FS(Federal land areas administered by FS)

Tongass National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Kootznoowoo Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • BEST LOCATION: USGS I-303, LOC. 26, 27 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

Nearby scientific data

(1) -134.45728, 58.06863
ListMap

Economic information

Comments on the geologic information

  • PEGMATITE VEINS ARE IN 50 SQ MI METAMORPHIC TERRANE OF GRANITE, MIGMATITE AND VARIOUS CONTACT METAMORPHOSED ROCKS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1957

Mining district

District name Admiralty

Land status

Ownership category National Forest

Comments on development

  • DISCOVERED IN THE COURSE OF USGS MAPPING OF GEOLOGY OF JUNEAU QUADRANGLE 1956-1958; 2 UNPATENTED LODE CLAIMS

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit X-RAY SPECTROSCOPIC ANALYSIS OF HEAVY MINERALS SAMPLES FROM PEGMATITE VEINS INDICATED PRESENCE OF YTTRIUM, ZIRCONIUM, NIOBIUM, THORIUM (?), LANTHANUM, CERIUM, PRASEODYMIUM AND NEODYMIUM
Deposit Discovery Year: LATE 1950'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-85 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.