St. Clair Plate Fossil Fern Display Specimen Ordovician Collectors Cary Agate and may need treated to

and may need treated to cab

but the most accepted theory is that they are coprolites and intestinal casts from Predatory Sea Worms

It does have some nice aesthetic quality

There are some great cutters in here

One pound is often about one or two thundereggs

St. Clair Plate Fossil Fern Display Specimen Ordovician Collectors Cary Agate and may need treated toHere is a gorgeous Fossil Fern from the St. Clair area in Pennsylvania. This beautiful specimen has some fantastic, well defined imprints. St. Clair Fossils are very hard to find now and are in high demand due to their unique white on black imprints. These make excellent display specimens. Fossils from the St. Clair area are approx 300 to 308 Million years old. Measurements (inches longest approx): 2 x 1. 6 x . 12 I do my best to represent the stones