Sea Urchin - Pyritized Fossil Size:Small Thickness: 5mm Approximate Weight for

Thickness: 5mm  Approximate Weight for 1 piece: 124g

This piece is a textbook example of Idaho pyromorphite

It is used to bond gem materials to metal findings and has high polish for inlays

and they are thought to have gone extinct around the end of the Pleistocene

Sea Urchin - Pyritized Fossil Size:Small Thickness: 5mm Approximate Weight forMined from: Island of Rugen, Hver, near Hannover, Germany Era: Mesozoic Geological Age: Approximately 70 mya Description: This fossil sea urchin comes from the Upper Cretaceous deposits of the Hver Quarry near Hannover, Germany, and the Island of Rgen, dating back approximately 70 million years. While the original shell remains mostly preserved, small patches of pyrite are scattered around and within the fossil, adding subtle metallic highlights