Sylvia Creek

Mine, Probably inactive

Commodities and mineralogy

Main commodities Au
Ore minerals gold

Geographic location

Quadrangle map, 1:250,000-scale SD
Quadrangle map, 1:63,360-scale C-4
Latitude 57.56558
Longitude -133.33299
Nearby scientific data Find additional scientific data near this location
Location and accuracy Near the turn of the century, Sylvia Creek was mined about 0.5 mile above its mouth on the Chuck River. The site is about 0.2 mile north of the center of section 2, T. 50 S., R. 75 E.

Geologic setting

Geologic description

Sylvia Creek is a tributary to the Chuck River (SD053). About 20 placer claims were staked on Sylvia Creek about 1900 (Kimble and others, 1984). Spencer (1906) reported placer mining on a group of three claims about 0.5 mile from the Chuck River. There is no record of gold production but there probably was some.
Geologic map unit (-133.334697549521, 57.5652380187195)
Mineral deposit model Placer gold (Cox and Singer, 1986; model 39a).
Mineral deposit model number 39a
Age of mineralization Probably Quaternary.

Production and reserves

Workings or exploration About 20 placer claims were staked on Sylvia about 1900 (Kimble and others, 1984). Spencer (1906) reported placer mining on a group of three claims about 0.5 mile from the Chuck River.
Indication of production Yes; small
Production notes There is no record of production but there probably was some.

Additional comments

The mine is in the Chuck River Wilderness Area which is closed to mineral exploration and mining.

References

MRDS Number A013355

References

Reporters Donald Grybeck (U.S. Geological Survey)
Last report date 10/8/2004