Mineral Specimens: Ammonite Fossils Tiny and Polished on One Side, 3 for $9 More Details
These fossils are thin and highly polished on the front. The clay-y matrix is visible on the back and filling the chambers of the shell. Each ammonite is approximately 1/2 inch to 1inch. Still, it's a fossil. so it will have some rough spots. There were no polishing machines back then.
