Monte Cristo Creek

Prospect in Alaska, United States with commodity Molybdenum

Geologic information

Identification information

Deposit ID 10000795
MRDS ID A011440
Record type Site
Current site name Monte Cristo Creek
Alternate or previous names Marie Nabesna
Related records 10136857

Geographic coordinates

Geographic coordinates: -143.00144, 62.2133 (WGS84)
Relative position Best location: Richter, 1973, USGS I-789, loc.1. Accurate within 100 ft radius
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Molybdenum Primary

Materials information

Materials Type of material
Molybdenite Ore
Gypsum Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Argillic, propylitic

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)
    Rock unit name Chisana Formation;Monte Cristo Diorite
    Rock description Chisana Formation;Monte Cristo Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)

Nearby scientific data

(1) -143.00144, 62.2133

Comments on the geologic information

  • Geologic Description = Disseminated molybdenite and quartz-pyrite-molybdenite veins in hydrothermally altered Chisana Formation volcanic rocks of Cretaceous age near Cretaceous granodiorite pluton.

Economic information

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Chisana

Comments on the workings information

  • Workings / Exploration = Type of workings: surface

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011440
USGS Alaska Resource Data File ARDF NB037

Bibliographic references

  • Deposit

    Mendenhall, W.C., and Schrader, F.C., 1903, The mineral resources of the Mount Wrangell District, Alaska: U.S. Geological Survey Professional Paper 15, 71 p.

  • Deposit

    Richter, D.H., 1973, Reconnaissance geological map of the Nabesna A-1 quadrangle, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map 1-789, scale 1:63,360.

  • Deposit

    Richter, D.H., Singer, D.A., and Cox, D.P., 1975, Mineral resources map of the Nabesna quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-655-K, scale 1:250,000.

  • Deposit

    Richter, D.H., and Matson, N.A., 1970, Geochemical data from the Nabesna A-4 quadrangle, Alaska: U.S. Geological Survey Open-File Report 70-276, 14 p., 1 sheet, scale 1:63,360.

  • Deposit

    Mendenhall, W.C., and Schrader, F. C., 1903, The mineral resources of the Mount Wrangell district, Alaska: U.S. Geological Survey Professional Paper 15, 71 p.

General comments

Subject category Comment text
Deposit Model Name = Lode: porphyry, stockwork
Deposit Other Comments = See also: Orange Hill, Bond Creek.

Reporter information

Type Date Name Affiliation Comment
Reporter 04-FEB-1997 Leonard, K.R. U.S. Geological Survey
Reporter 04-FEB-1997 Elliott, R.L. U.S. Geological Survey
Reporter 04-FEB-1997 Richter, D.H. U.S. Geological Survey