1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Unnamed Occurrence

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

Geologic information

Identification information

Deposit ID 10002671
MRDS ID A015112
Record type Site
Current site name Unnamed Occurrence

Geographic coordinates

Geographic coordinates: -143.51942, 64.22612 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Southeast Fairbanks(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

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

Eagle SW(quadrangle 1:100,000 scale)

Eagle(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Federal lands

BLM(Federal land areas administered by BLM)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-393, LOC. 7. DEPOSIT 2 MILES UP SE FLOWING TRIBUTARY TO NORTH FORK FORTYMILE RIVER, IN EXTREME NE CORNER OF EAGLE (A-6) LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Silver Ore

Analytical data

Result GOLD AS MUCH AS .08 PPM AND SILVER AS MUCH AS .7 PPM.

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -143.51942, 64.22612
ListMap

Economic information

Ore body information

  • Width 1.52M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1970
Discoverer H.L. Foster

Mining district

District name Fortymile

Land status

Ownership category State

Reference information

Bibliographic references

  • Deposit

    USGS MF-393 (A-6), LOC. 7.

  • Deposit

    USGS OPEN FILE DEPT. 423, P. 5, LOC. 171.

  • Other Database

    BAG-MF-393-7

General comments

Subject category Comment text
Deposit THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE.
Deposit GOLD AND SILVER IN 2-5 FT. WIDE QUARTZ VEIN IN GRANODIORITE. VEIN TRACED FOR SEVERAL HUNDRED FEET.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1987 Powers, M.T. (Huber, D.F.) U.S. Geological Survey
Editor 20-SEP-1994 Mosier, Dan U.S. Geological Survey PARSED OUT HOST ROCK AND ASSOCIATED ROCK TYPES, AGES, UNIT NAMES, AND UNIT AGES.

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.