1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Unnamed (between Table and Pinnell Mountains)

Occurrence in Alaska, United States with commodity Tin
Map
XML
JSON
KML
C
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials 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 10001528
MRDS ID A012275
Record type Site
Current site name Unnamed (between Table and Pinnell Mountains)

Geographic coordinates

Geographic coordinates: -144.89986, 65.4778 (WGS84)
Relative position The site is location no. 4689, figure 4, of U.S. Geological Survey Circular 348. It is on Deadwood Creek, 25 miles below Switch Creek SE1/4 NE1/4 sec. 32, T. 8 N., R. 14 E. (Nelson and others, 1954).

Site location context

Political divisions (FIPS codes)

Yukon-Koyukuk(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Circle B-2(quadrangle 1:63,360 scale)

Circle SE(quadrangle 1:100,000 scale)

Circle(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Tin Critical Primary

Materials information

Materials Type of material
Cassiterite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -144.89986, 65.4778
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = The heavy mineral fraction of a vein in granite contained 1% cassiterite, 35% goethite, 40% hematite, 22% ilmenite, 1% pyrite, 1% zircon and 0.005% Eu (Nelson and others, 1954).

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Circle

Comments on the workings information

  • Workings / Exploration = Surface samples taken.

Reference information

Bibliographic references

Comments on the references

  • Primary Reference = Nelson and others, 1954.

General comments

Subject category Comment text
Deposit Other Comments = See also Deadwood Creek, ARDF no. CI014.

Reporter information

Type Date Name Affiliation Comment
Reporter 14-SEP-98 C.J. Freeman Avalon Development Corporation
Reporter 14-SEP-98 J.R. Guidetti Schaefer Avalon Development Corporation
Reporter 14-SEP-98 Clements, A.S. Avalon Development Corporation

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.