Here is an gorgeous cut and polished Cleoniceras ammonite fossil quarried in the Mahajanga Province of Madagascar. It's Early Cretaceous (Albian Stage) in age, or approximately 110 million years old. There is a minor chip on the corner of one half, hence the reduced price.
exhibit beautiful mineralization within the chambers, each separated by white calcite scepta (divisions). Some of the chambers are preserved as crystal lined pockets. The reverse side has a very beautiful, mother of pearl look to it. This highly polished, exotic ammonite makes a superb display piece with great historical appeal. It comes with a pair of acrylic display stands.
are an extinct group of marine invertebrate animals which died out at the end of the Cretaceous period. These mollusks are more closely related to living coleoids (i.e. octopuses, squid, and cuttlefish) than they are to shelled nautiloids such as the living Nautilus species.