Unnamed Occurrence

Occurrence in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10001119
MRDS ID A011806
Record type Site
Current site name Unnamed Occurrence

Geographic coordinates

Geographic coordinates: -145.63298, 63.08299 (WGS84)
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Geographic areas

Country State
United States Alaska

Comments on the location information

  • BEST LOCATION: ADGGS GR13, FIG 7, LOC. 8 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chrysocolla Ore
Malachite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Rock unit name Amphitheatre Basalt
    Rock description Amphitheatre Basalt
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt

Nearby scientific data

(1) -145.63298, 63.08299

Comments on the geologic information

  • HORNBLENDE-ANDESITE DIKE CUTS BASALT COUNTRY ROCK A FEW HUNDRED FT W OF THIS OCCURRENCEF BOTH THIS DIKE AND THE MINERALIZATION ARE ON STRIKE WITH VEINLETS AT LOCATION 33B

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Chistochina

Land status

Ownership category State

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011806

Bibliographic references

  • Deposit

    ADGGS GR13, P. 12, LOC. 8

  • Deposit

    USGS BULL 1246, P. 46-47

General comments

Subject category Comment text
Deposit AREA 20 FT LONG, 2 TO 3 FT HIGH ON CLIFF FACE IS MINERALIZED WITH CHRYSOCOLLA AND MALACHITE; SOURCE IS APPARENTLY A ZONE IN BASALT CONTAINING MINOR BORNITE
Deposit ONE OF SEVERAL SMALL CU-OCCURRENCES ALONG NE FLANK OF PAXSON MT. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

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