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  3. Mineral Resource Data System (MRDS)

Noah

Prospect in Alaska, United States with commodity Copper
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Mineral occurrence model information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10094056
MRDS ID A012542
Record type Site
Current site name Noah

Geographic coordinates

Geographic coordinates: -143.41264, 63.1597 (WGS84)
Relative position Noah prospect is near the southwest corner of section 18, T. 15 N., R. 11 E., of the Copper River Meridian. It is location 21 of Singer and others (1976). It is located 4 miles northwest of the Glenn Highway and the Tok River, and about 7 miles west of Clearwater Camp. The location is accurate to within 2 to 3 miles.

Site location context

Political divisions (FIPS codes)

Southeast Fairbanks(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tanacross A-5(quadrangle 1:63,360 scale)

Tanacross SW(quadrangle 1:100,000 scale)

Tanacross(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Copper Primary

Mineral occurrence model information

Model code 79
USGS model code 21a
Deposit model name Porphyry Cu-Mo
Mark3 model number 2

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -143.41264, 63.1597
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = The Noah prospect is a copper prospect in Precambrian and/or Paleozoic quartz-feldspar-biotite gneiss (amphibolite grade) near a Mesozoic or Tertiary pluton (Foster, 1970; MacKevett and Holloway, 1977). No more information is available.
  • Age = If it is a porphyry-Cu deposit, it is likely to be from one of the three porphyry ages in eastern interior Alaska: 90 to 100 Ma, 70 Ma, or 55 Ma.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic

Mining district

District name Tok

Comments on the workings information

  • Workings / Exploration = Surface exploration has been done on the property.

Reference information

Bibliographic references

Comments on the references

  • Primary Reference = MacKevett and Holloway, 1977

General comments

Subject category Comment text
Deposit Model Name = Possibly a Cu-porphyry deposit (Cox and Singer, 1986; model 21a)

Reporter information

Type Date Name Affiliation Comment
Reporter 13-APR-99 Cameron, C.E. Alaska Division of Geological and Geophysical Surveys

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.