Eldorado Creek Placer

Occurrence in Alaska, United States with commodities REE, Tin, Tungsten, Fluorine-Fluorite

Geologic information

Identification information

Deposit ID 10003243
MRDS ID A016061
Record type Site
Current site name Eldorado Creek Placer

Geographic coordinates

Geographic coordinates: -166.20263, 65.93513 (WGS84)
Relative position HEAD OF ELDORADO CR.
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS BULLETIN 1024-C, PLATE 10, INSET A, SAMPLE 1181; NUMEROUS SAMPLES CONTAINING MINOR AMOUNTS OF RADIOACTIVE MINERALS TAKEN FROM HEADWATER GULLIES. 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 Primary
Tin Primary
Tungsten Secondary
Fluorine-Fluorite Secondary

Materials information

Materials Type of material
Cassiterite Ore
Fluorite Ore
Monazite Ore
Scheelite Ore
Xenotime Ore

Analytical data

Result PANNED CONC: 0.029% EU
Result 0.02% U (REMAINDER TH?)
Result REF. 1, P. 80

Nearby scientific data

(1) -166.20263, 65.93513

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both metallic and non-metallic
Deposit size Small
Significant No

Mining district

District name Serpentine/Ear Mt.

Land status

Ownership category State

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A016061

Bibliographic references

  • Deposit

    USGS BULLETIN 1024-C, P. 69, 71-72, 74, 76-78, 80-82.

General comments

Subject category Comment text
Deposit MINOR AMOUNTS OF CASSITERITE AND RADIOACTIVE MINERALS IN STREAM SED. SAMPLES.
Deposit THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1987 Leonard, Kenneth R. (Huber, Donald F.) U.S. Geological Survey