Pyritized Ammonite From The Volga River Area, Saratov Region, Russia
From The Volga River Area, Saratov Region, Russia
Fossilized psuedomorph of pyrite after ammonite. The ammonite has been internally replaced by metallic pyrite with its original mother of pearl outer shell. Its a complete ammonite with one side of the shell has been thoroughly polished to expose the internal cavities now lined with pyrite micro crystals.
49.5 g, 2.5'' x 2''