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  3. Mineral Resource Data System (MRDS)

Shady Ridge

Prospect in Alaska, United States with commodities Copper, Molybdenum
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10308377
Record type Site
Current site name Shady Ridge

Geographic coordinates

Geographic coordinates: -141.10257, 63.09974 (WGS84)
Relative position Shady Ridge prospect is a group of about 40 claims located in T. 15 N., R. 23 E., of the Copper River Meridian. The size of the claim is uncertain, and the location is accurate to within 5 square 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-1(quadrangle 1:63,360 scale)

Tanacross SE(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
Molybdenum Primary

Mineral occurrence model information

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

Nearby scientific data

(1) -141.10257, 63.09974
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = Shady Ridge prospect is a group of 40 claims staked in the late 1970's. They are likely a porphyry Cu-Mo prospect (David Hedderly-Smith, oral communication, 1998). The regional geology is mapped as Mesozoic hornblende granodiorite (Foster, 1970).

Economic information about the deposit and operations

Development status Prospect

Mining district

District name Fortymile

Comments on the workings information

  • Workings / Exploration = Surface exploration.

Reference information

Bibliographic references

  • Deposit

    Foster, H.L., 1970, Reconnaissance geologic map of the Tanacross quadrangle, Alaska: U.S. Geological Survey Miscellaneous Geological Investigations Map I-593, 1 sheet, scale 1:250,000.

Comments on the references

  • Primary Reference = This description

General comments

Subject category Comment text
Deposit Model Name = Porphyry Cu-Mo (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.