07304 - Top Rare 1.81 Inch Fulgurite ("Petrified lightning") Collected in Algeria Goniatites it is usually found in

it is usually found in the form of red hexagonal crystals

It is not a composition of those that commonly appear in the market

and found in the same fossiliferous locations of the Moroccan Cretaceous

Leiostrototropis

07304 - Top Rare 1.81 Inch Fulgurite ("Petrified lightning") Collected in Algeria Goniatites it is usually found inFulgurites 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