Red Mountain

Occurrence in Alaska, United States with commodities PGE, Gold

Geologic information

Identification information

Deposit ID 10002300
MRDS ID A013205
Record type Site
Current site name Red Mountain
Related records 10234052

Geographic coordinates

Geographic coordinates: -161.77768, 58.91536 (WGS84)
Relative position The map site of this occurrence is at an elevation of about 650 feet at the head of the Platinum Creek. It is accurate to within about 1/4 mile. This is locality 9 of Cobb (1972 [MF 362]; 1980 [OF 80-909]).
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Geographic areas

Country State
United States Alaska


Commodity Importance
PGE Primary
Gold Primary

Comments on the commodity information

  • Ore Material = Platinum group metal (PGM) alloys

Mineral occurrence model information

Model code 120
USGS model code 39b
BC deposit profile C01. C02
Deposit model name Placer PGE-Au

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -161.77768, 58.91536

Comments on the geologic information

  • Geologic Description = Mertie (1969, p. 81) reported that a small amount of platinum was recovered from residual surface materials near this location. The residual surface material rests on dunite of the composite Red Mountain ultramafic pluton.
  • Age = Holocene.

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic

Comments on exploration

  • Status = Active?

Mining district

District name Goodnews Bay

Comments on the workings information

  • Workings / Exploration = No workings are present. Surface samples have been collected at this locality and both gravity and aeromagnetic surveys have been completed over the Red Mountain pluton (Alaska Earth Sciences, 2000).

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A013205
USGS Alaska Resource Data File ARDF HG009

Bibliographic references

  • Deposit

    Mertie, J.B., Jr., 1969, Economic geology of platinum minerals: U.S. Geological Survey Professional Paper 630, 120 p.

  • Deposit

    Cobb, E.H., 1980, Summaries of data and lists of references to metallic and selected nonmetallic mineral deposits in fifteen quadrangles in southwestern and west-central Alaska: U.S. Geological Survey Open-File Report 80-909, 103 p.

  • Deposit

    Alaska Earth Sciences, 2000, The Goodnews Bay ultramafic complexes: Unpublished data,

  • Deposit

    Cobb, E.H., 1972, Metallic mineral resources map of the Hagemeister Island quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-362, 1 sheet, scale 1:250,000.

Comments on the references

  • Primary Reference = Mertie, 1969

General comments

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

Reporter information

Type Date Name Affiliation Comment
Reporter 18-MAR-2001 Travis L. Hudson Applied Geology