Red Mountain

Occurrence, Active?

Commodities and mineralogy

Main commodities Pt
Ore minerals platinum group metal alloys

Geographic location

Quadrangle map, 1:250,000-scale HG
Quadrangle map, 1:63,360-scale D-6
Latitude 58.916
Longitude -161.775
Nearby scientific data Find additional scientific data near this location
Location and accuracy 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]).

Geologic setting

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.
Geologic map unit (-161.77723507438, 58.9152163982966)
Mineral deposit model Placer PGE-Au; residual (Cox and Singer, 1986; model 39b)
Mineral deposit model number 39b
Age of mineralization Holocene.

Production and reserves

Workings or 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).
Indication of production None