22404 - Beautiful Pyritized 1.19 Inch Goniatites Devonian Cephalopod Coltraneia Family Mosasauridae
Yard notes & kiln story
Description
Family Mosasauridae
But it is a high quality specimen
Name: Agoudal
radiale and pisiforme
Huge specimen
22404 - Beautiful Pyritized 1.19 Inch Goniatites Devonian Cephalopod Coltraneia Family MosasauridaeSpecimen of extreme quality. Unidentified species. His suture lines are wonderfully well detailed. It is naturally pyritized. It has undergone a taphonomic process of permineralization in Iron Sulfide (Pyrite). Permineralization is a process of fossilization in which mineral deposits form internal casts of organisms.