Unnamed (lower Little Eldorado Creek in the Chatanika flats)

Mine, Active

Commodities and mineralogy

Main commodities Au

Geographic location

Quadrangle map, 1:250,000-scale LG
Quadrangle map, 1:63,360-scale A-2
Latitude 65.09
Longitude -147.572
Nearby scientific data Find additional scientific data near this location
Location and accuracy These drift mines are located in lower Little Eldorado Creek in the Chatanika flats; NW1/4, sec. 16, T. 3 N., R. 1 E., of the Fairbanks Meridian.

Geologic setting

Geologic description

Little Eldorado Creek drains the north side of Pedro Dome. Bedrock in the headwaters area consists of granodiorite on Pedro Dome and micaceous quartzite, quartz-mica schist and pelitic schist of the Fairbanks schist unit (Weber and others, 1992). These drift mines access deep auriferous gravel in the Chatanika flats. Production figures for these drift mines have not been reported.
Geologic map unit (-147.574451747766, 65.0895735970333)
Mineral deposit model Placer gold deposit (Cox and Singer, 1986; model 39a).
Mineral deposit model number 39a

Production and reserves

Workings or exploration Mining by drift methods only. During the winter of 1995-1996, a crew of six mined 17,000 cubic yards of high grade gravel using low profile loaders and excavators. The gravel was sluiced during the summer months of 1996 (Swainbank and others, 1997). Underground placer operations continued in 1997 (Swainbank and others, 1998).
Indication of production Yes; medium
Production notes Production figures for these drift mines have not been reported.

References