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  3. Mineral Resource Data System (MRDS)

Unnamed Occurrence

Occurrence in Alaska, United States with commodities Copper, Iron
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Geologic information

Identification information

Deposit ID 10001132
MRDS ID A011822
Record type Site
Current site name Unnamed Occurrence

Geographic coordinates

Geographic coordinates: -146.00718, 63.33522 (WGS84)
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • BEST LOCATION: ADGGS GR14, FIG. 2, LOC. 16 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
Iron Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Magnetite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Skarn (Tactite)

Nearby scientific data

(1) -146.00718, 63.33522
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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

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011822

Bibliographic references

  • Deposit

    ADGGS GR 14, P. 30, 33, LOC. 16

  • Deposit

    USGS OFR 77-169A, P. 38, LOC. 22

General comments

Subject category Comment text
Deposit TACTITE ZONE IN UPPER PALEOZOIC CARBONATE ROCKS CONTAINS MAGNETITE, CHALCOPYRITE, PYRITE, PYRRHOTITE, GARNET, GLAUCOPHANE, CLINOPYROXENE, BIOTITE AND CALCITE; EXPOSURE SMALL

Reporter information

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