Unnamed Prospect

Occurrence in Alaska, United States with commodities Copper, Zinc, Lead

Geologic information

Identification information

Deposit ID 10000825
MRDS ID A011478
Record type Site
Current site name Unnamed Prospect
Alternate or previous names Jack Bay Properties

Geographic coordinates

Geographic coordinates: -146.58811, 61.0457 (WGS84)
Location accuracy 2000(meters)
(click for info)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • LOCATION APPROXIMATED FROM USGS OFR 80-892B, LOC. 29 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
Zinc Secondary
Lead Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Calcite Gangue
Pyrrhotite Gangue
Quartz Gangue

Analytical data

Result NO DATA

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
    Rock unit name Valdez Group
    Rock description Valdez Group
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -146.58811, 61.0457

Ore body information

  • Strike N 10 E
    Dip 70 W
    Width 1.22M

Comments on the geologic information

  • NUMEROUS CU OCCURRENCES IN THE AREA; NONE OF ORE GRADE

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Port Valdez

Land status

Ownership category State

Workings at the site

  • Type of workings Underground
    Length 12.19M

Comments on the workings information

  • EXPLORED BY 40 FT TUNNEL; PRESENT CONDITION UNKNOWN

Comments on development

  • NO EVIDENCE OF DEVELOPMENT OR EXPLORATION AFTER 1917

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011478

Bibliographic references

  • Deposit

    USGS BULL 692, P. 171

  • Deposit

    USGS BULL 963-B, P. 53

  • Deposit

    USGS MF-438, LOC. 37

  • Deposit

    USGS OFR 80-892B, LOC. 29

  • Other Database

    BAG-OFR-80-892B-29

General comments

Subject category Comment text
Deposit MINERALIZED SHEAR ZONE 2 TO 4 FT WIDE, TRENDING N 10 E WITH 70 W DIP; CARRIES DISSEMINATED ARSENOPYRITE, CHALCOPYRITE, PYRRHOTITE, SPHALERITE AND GALENA
Deposit SEE ALSO: JACK BAY PROPERTIES (BAG-OFR-80-892B-30) ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1985 Leonard, Kenneth R. (Elliott, R. L.) U.S. Geological Survey
Editor 14-APR-1995 Waller, Nichelle (Mosier, Dan) U.S. Geological Survey PUT DIMENSION DATA INTO THE ORE BODY FIELDS FROM THE DEPOSIT COMMENTS FIELD.
Editor 14-APR-1995 Waller, Nichelle (Mosier, Dan) U.S. Geological Survey PUT DIMENSION DATA INTO THE WORKINGS FIELDS FROM THE COMMENTS FIELD.