Hearst Creek

Mine, Inactive

Commodities and mineralogy

Main commodities Au
Ore minerals gold

Geographic location

Quadrangle map, 1:250,000-scale FB
Quadrangle map, 1:63,360-scale A-3
Latitude 64.083
Longitude -148.165
Nearby scientific data Find additional scientific data near this location
Location and accuracy The Hearst Creek mine is probably in sec. 4 or 5, T. 10 S., R. 3 W., Fairbanks Meridian. In 1905, placer mining took place approximately 2 miles above the mouth of Hearst Creek (Prindle, 1907, p. 211). The mine is locality 75 of Cobb (1972 [MF 410]).

Geologic setting

Geologic description

In 1905, placer mining was reported (Prindle, 1907). Gold is found in the basal stream gravels and on the coal-bearing bedrock (Maddren, 1918). The creek begins in Nenana Gravel and cuts down into the underlying coal-bearing formation (Maddren, 1918).
Geologic map unit (-148.167343995101, 64.0825572296009)
Mineral deposit model Placer Au (Cox and Singer, 1986; model 39a)
Mineral deposit model number 39a
Age of mineralization Quaternary placer.

Production and reserves

Workings or exploration In 1905, placer mining was reported (Prindle, 1907, p. 211).
Indication of production Yes; small
Production notes There is no information available of the amount of gold that was produced.

References