Rock Stream Formation

Last updated
Rock Stream Formation
Stratigraphic range: Frasnian
Type Formation
Unit of Sonyea Group
Underlies Cashaqua Shale
Overlies Pulteney shale
Lithology
Primary Siltstone
Other Shale
Location
Region New York
Country United States

The Rock Stream Formation (or Rock Stream siltstone [1] ) is a geologic formation in New York. It preserves fossils dating back to the Devonian period.

See also

References

  1. "Sonyea Group". USGS. Retrieved 17 September 2015.