Specimen # 225130

Specimen Locality: Volga River, Ulanovsk, Russia

Mineral Description: Half of an ammonite fossil (related to the modern Nautilus shell) that has been replaced with pyrite. Polished nicely on one side and natural on the back side. These are about 150 million years old (Jurassic). Height: 4.9 Width: 3.8 Depth: 0.4 cm