The Eminence Formation, also known as the Eminence Dolomite, is a geologic formation in Missouri that preserves fossils from the Cambrian period. As part of the region’s ancient rock record, it holds important evidence of early life. Fossils reported from the formation include monoplacophorans such as Biloboconus frizzelli and Potosiplina delorensis. It is recognized as one of Missouri’s fossil-bearing stratigraphic formations and has an established place in the state’s paleontological record.