Magoun Molybdenum-Copper Prospect

Occurrence in Alaska, United States with commodities Molybdenum, Copper

Geologic information

Identification information

Deposit ID 10002379
MRDS ID A013297
Record type Site
Current site name Magoun Molybdenum-Copper Prospect
Alternate or previous names Magoun Island
Related records 10113022

Geographic coordinates

Geographic coordinates: -135.57865, 57.15999 (WGS84)
Location accuracy 1000(meters)
Relative position 11.1 MI. NW OF SITKA, AT N END OF HAYWARD ST.
(click for info)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • USGS MF-467, LOC. 50 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Molybdenum Primary
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Molybdenite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -135.57865, 57.15999

Ore body information

  • Strike VEINLET-N 60 DEGREES E
    Dip VEINLET-90 DEGREES
    Width 0.15M

Comments on the geologic information

  • QUARTZ DIORITE INTRUSION IN CRETACEOUS SITKA GRAYWACKE COUNTRY ROCK.

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Comments on the workings information

  • NATURE OF WORKINGS NOT KNOWN

Comments on development

  • ONE MO CLAIM STAKED IN 1939 BY C.E. DEINING. NO KNOWN DEVELOPMENT OR PRODUCTION.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A013297

Bibliographic references

  • Deposit

    USGS B 926, P. 174-175 (1942)

  • Deposit

    USGS MF-467, LOC. 50 (1972)

  • Deposit

    USGS OF 78-450, P. 75 (1978)

  • Deposit

    USBM OFR 20-73, LOC. 85 (1978)

  • Other Database

    BAG-MF-467-50

General comments

Subject category Comment text
Deposit QUARTZ VEINLET UP TO 6 IN. THICK IN BIOTITE QUARTZ DIORITE CONTAINS SPARSE CHALCOPYRITE, AND MOLYBDENITE IN PLATES UP TO 0.5 IN. IN DIAMETER IN VEINLET AND CONCENTRATED IN VEINLET WALLS.
Deposit THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-87 Leonard, Kenneth R. (Huber, Donald F.) U.S. Geological Survey