Unnamed

Past Producer in Alaska, United States with commodity Gold
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 10001429
MRDS ID A012175
Record type Site
Current site name Unnamed

Geographic coordinates

Geographic coordinates: -147.2196, 62.06654 (WGS84)
Relative position On Crooked Creek, 1 1/2 mi (2.4 km) downstream from confluence with Willow Creek; about 3 mi (4.8 km) SW OF Nelchina (abandoned); location accurately known.

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

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

Talkeetna Mountains(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Copper River(hydrologic unit)

Copper River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Nearby scientific data

(1) -147.2196, 62.06654

Economic information

Comments on the geologic information

  • Geologic Description = Host is alluvial gravels. Some colors of gold from a blue-gray gravel bed 9 ft (3 m) thick, about 100 ft (30 m) below surface.
  • Age = Quaternary

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Nelchina

Comments on the workings information

  • Workings / Exploration = Type of workings: Surface and underground. Vigorous mining in early 1900's (a shaft on main stream did not hit bedrock). Several placer claims are included in this site description.

Reference information

Bibliographic references

Comments on the references

  • Primary Reference = Chapin, 1918

General comments

Subject category Comment text
Deposit Model Name = Placer Au (Cox and Singer, 1986; model 39a)

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.