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

Unnamed (near Mastodon Dome)

Occurrence in Alaska, United States with commodities Gold, Silver
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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. Reporter information

Geologic information

Identification information

Deposit ID 10001526
MRDS ID A012273
Record type Site
Current site name Unnamed (near Mastodon Dome)

Geographic coordinates

Geographic coordinates: -145.35099, 65.42862 (WGS84)
Relative position This occurrence is location no. OFR 361, plate 1, of U.S. Geological Survey Open-File Report 84-479 (Foster and others, 1984). It is at the top of Mastodon Dome.

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-3(quadrangle 1:63,360 scale)

Circle SE(quadrangle 1:100,000 scale)

Circle C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Pyrite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1) -145.35099, 65.42862
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = Quartz veinlet in brecciated quartzite contains disseminated pyrite and carries 10 ppm Ag and 0.15 ppm Au.

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 = Foster and others, 1984.

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.