Roberts Pgm

Occurrence in Alaska, United States with commodities Cobalt, Copper, Gold, Nickel, PGE, Silver
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Mineral rights holdings
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10209921
MAS/MILS ID 0020740056
Record type Site
Current site name Roberts Pgm

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -154.44674, 62.19366 (WGS84)
Elevation 1310
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Yukon-Koyukuk(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

McGrath A-3(quadrangle 1:63,360 scale)

McGrath SE(quadrangle 1:100,000 scale)

McGrath C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Kuskokwim River(hydrologic accounting unit)

Southwest(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Seward 024 N 028 W 05 NESWSE Alaska

Commodities

Commodity Importance
Cobalt Critical Tertiary
Copper Tertiary
Gold Tertiary
Nickel Critical Tertiary
PGE Critical Primary
Silver Tertiary

Nearby scientific data

Ore Body (1) -154.44674, 62.19366

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1982

Mining district

District name Mc Grath District

Mineral rights holdings

Type of mineral rights Unknown

Land status

Ownership category State

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit PROSPECT IS 20 X 60 FOOT EXPOSURE OF A SULFIDE-BEARING SERPENTINIZED MAFIC DIKE CUTTING SEDIMENTARY ROCKS.

Reporter information

Type Date Name Affiliation Comment
Reporter 09-AUG-1991 Djb U.S. Bureau of Mines

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.