Unnamed Occurrence

Occurrence in Alaska, United States with commodities Copper, Gold

Geologic information

Identification information

Deposit ID 10001104
MRDS ID A011790
Record type Site
Current site name Unnamed Occurrence

Geographic coordinates

Geographic coordinates: -145.8744, 63.27799 (WGS84)
Location accuracy 2000(meters)
(click for info)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • LOCATION APPROXIMATED FROM USGS UFR 79-238, FIG 5, LOC. 8 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991). ; INFO FROM LAND.ST :49?

Commodities

Commodity Importance
Copper Primary
Gold Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)

Nearby scientific data

(1) -145.8744, 63.27799

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Delta River

Comments on development

  • SOME WORK REPORTED CIRCA 1918

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011790

Bibliographic references

  • Deposit

    USGS BULL 662, P.43-44

  • Deposit

    USGS BULL 712, P.20

  • Deposit

    USBM IC 8626, P.16

  • Deposit

    USGS OFR 77-169 A, P.38, LOC. 27

General comments

Subject category Comment text
Deposit SEE ALSO: RAINY CREEK; FAIRLY LARGE BODY OF LOW-GRADE CU ORE ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
Deposit MINOR CHALCOPYRITE AND PYRRHOTITE IN TACTITE AND ADJACENT DIORITE;REPORTED TO CARRY A LITTLE AU

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1985 Leonard, Kenneth R. (Elliott, R. L.) U.S. Geological Survey