Tugidak Island

Mine, Active?

Commodities and mineralogy

Main commodities Au
Ore minerals gold

Geographic location

Quadrangle map, 1:250,000-scale TI
Quadrangle map, 1:63,360-scale B-3
Latitude 56.4
Longitude -154.72
Nearby scientific data Find additional scientific data near this location
Location and accuracy This site is the general beach area along the southeast coast of Tugidak Island (MacKevett and Holloway, 1977, locality 5).

Geologic setting

Geologic description

Scattered patches of black sand concentrations occur at the high tide mark. They are widely scattered , their volume is small, and their gold content is reported to be very low (Gassaway, 1935).
Geologic map unit (-154.722249522942, 56.3992186476112)
Mineral deposit model Gold placer (Cox and Singer, 1986; model 39a).
Mineral deposit model number 39a
Age of mineralization Quaternary

Production and reserves

Workings or exploration Smith (1933) reports that natives have recovered placer gold in amounts valued at a few hundred dollars. In 1996 there were active placer claims on the southern end of the island.
Indication of production Yes; small