Unnamed (east-southeast of hill 6575)

Prospect in Alaska, United States with commodity Copper
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  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 10001423
MRDS ID A012168
Record type Site
Current site name Unnamed (east-southeast of hill 6575)
Alternate or previous names Unnamed

Geographic coordinates

Geographic coordinates: -148.53384, 62.53265 (WGS84)
Relative position SE 1/4 of SE 1/4 of Talkeetna Mountains C-4 quadrangle; about 4 mi (6.4 km) SW of head of Tsisi Creek; location accurate to within 1/4 mi (400 m) (Csejtey and Miller, 1978, loc. 52).

Site location context

Political divisions (FIPS codes)

Matanuska-Susitna(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Talkeetna Mountains C-4(quadrangle 1:63,360 scale)

Talkeetna Mountains NW(quadrangle 1:100,000 scale)

Talkeetna Mountains C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Talkeetna River(hydrologic unit)

Susitna River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrrhotite Ore

Mineral occurrence model information

Model code 8
USGS model code 5
Deposit model name Mafic Cu-Ni association
Model code 13
USGS model code 7a
Deposit model name Synorogenic-synvolcanic Ni-Cu
Mark3 model number 19

Nearby scientific data

(1) -148.53384, 62.53265

Economic information

Comments on the geologic information

  • Geologic Description = Minor sulfides in veinlets or as disseminations in metagabbro of Paleozoic age.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Yentna

Comments on the workings information

  • Workings / Exploration = Nearby, quartz float on meta-volcaniclastic rocks had chalcopyrite and 3 ppm Ag (Anderson, 1969).

Reference information

Bibliographic references

Comments on the references

  • Primary Reference = Rose, 1967

General comments

Subject category Comment text
Deposit Model Name = Mafic copper-nickel association (Cox and Singer, 1986; model 5 or 7?)
Deposit Other Comments = A lode claim.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1996 Riehle, J. U.S. Geological Survey

Beyond USGS

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

Authoritative Alaska resources

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