Green Monster Prospects

Occurrence in Alaska, United States with commodities Copper, Iron, Gold, Lead, Molybdenum

Geologic information

Identification information

Deposit ID 10093915
MRDS ID A010085
Record type Site
Current site name Green Monster Prospects
Related records 10233622

Geographic coordinates

Geographic coordinates: -132.54346, 55.24556 (WGS84)
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Copper Primary
Iron Primary
Gold Secondary
Lead Tertiary
Molybdenum Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Magnetite Ore
Malachite Ore
Molybdenite Ore
Pyrrhotite Ore
Actinolite Gangue
Calcite Gangue
Chlorite Gangue
Diopside Gangue
Epidote Gangue
Garnet Gangue
Phlogopite Gangue
Quartz Gangue
Tremolite Gangue

Analytical data

Result VALUES REPORTED TO BE 20% TO 40% CU
Result $8 TO $10/TON AU (1902 PRICES)

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Early Cambrian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -132.54346, 55.24556

Controls for ore emplacement

  • Mineralization Follows Contact

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A010085

Bibliographic references

  • Deposit

    USGS BULL 284, P. 51-52.

  • Deposit

    USGS BULL 347, P. 102-103.

  • Deposit

    USGS PROFESSIONAL PAPER 87, P. 43, 53, 58, 61-62.

  • Deposit

    USGS CIRCULAR 248 P. 9, 11

  • Deposit

    USGS MF 433.

  • Deposit

    USGS OF 78-869, P. 81.

  • Deposit

    ADGGS GEOLOGIC REPORT 48, P. 39.

General comments

Subject category Comment text
Deposit THIS LOCATION IS ALSO THE SOURCE OF MUSEUM QUALITY EPIDOTE CRYSTALS ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1983 Hirschmann, M. M. (Elliott, R. L.) U.S. Geological Survey