Type Formation Country United States | Region Illinois | |
The Sugar Run Dolomite is a geologic formation in Illinois. It preserves fossils dating back to the Silurian period.
References
Sugar Run Dolomite Wikipedia(Text) CC BY-SA
Type Formation Country United States | Region Illinois | |
The Sugar Run Dolomite is a geologic formation in Illinois. It preserves fossils dating back to the Silurian period.