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

Forty Mile River, Dennison Fork

Occurrence in Alaska, United States with commodity Gold
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mineral rights holdings
  10. Land status
  11. Production statistics
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10161445
MRDS ID A003513
MAS/MILS ID 0020690049
Record type Site
Current site name Forty Mile River, Dennison Fork

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -142.48594, 63.43003 (WGS84)
Elevation 823
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

Tanacross B-3(quadrangle 1:63,360 scale)

Tanacross SW(quadrangle 1:100,000 scale)

Tanacross C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 019 N 015 E 14 SENW Alaska

Comments on the location information

  • NO KARDEX GIVEN. DEPOSIT NOT SHOWN ON COBB MAP-LOCATION APPROX.

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

Ore Body (1) -142.48594, 63.43003
ListMap

Economic information

Economic information about the deposit and operations

Operation type Placer
Development status Occurrence
Commodity type Metallic
Significant No
Year of first production 1937

Mineral rights holdings

Type of mineral rights Minerals Only

Land status

Ownership category State

Production statistics

  • Year 1937
    Description 218 Troy Ounces Silver
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Silver Silver 6780.55g
  • Year 1937
    Description 82,000 Yards Processed. 1209 Troy Ounces Gold
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 37604.1g

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 12-FEB-1988 Neb U.S. Bureau of Mines

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.