07305 - Top Rare 5.26 Inch Fulgurite ("Petrified lightning") Collected in Algeria Bone_Claw The serrate lateral cusplets are

The serrate lateral cusplets are also well preserved

Wolfgang Stinnesbeck & José Guadalupe López-Oliva (2007): Cranial anatomy of a Maastrichtian (Upper Cretaceous) mosasaur (Squamata

irregularly shaped shrapnel pieces

a new side-necked turtle (Pelomedusoides: Bothremydidae) from the Late Cretaceous of Morocco

the Czech Republic

07305 - Top Rare 5.26 Inch Fulgurite ("Petrified lightning") Collected in Algeria Bone_Claw The serrate lateral cusplets areFulgurites are natural tubes, clumps, or masses of sintered, vitrified, and or fused soil, sand, rock, organic debris and other sediments that can form when lightning discharges into ground. They can therefore be referred to as petrified lightning. They are classified as a variety of the mineraloid lechatelierite, although their absolute chemical composition is dependent on the physical and chemical properties of the usually granular crystalline