22409 - Well Preserved Pyritized 0.87 Inch Unidentified Lower Cretaceous Ammonites Primitive tools Case and D
Yard notes & kiln story
Description
Case and D
1 Classifier: L
Subfamily: Mosasaurinae Williston
dense stones west of the village of Habaswein and south of Sericho
The Mohs scale of mineral hardness
22409 - Well Preserved Pyritized 0.87 Inch Unidentified Lower Cretaceous Ammonites Primitive tools Case and DUnidentified 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.