Iguanodon Bone 1.043" Cross-Section lastchance pyrite is an iron sulfide

pyrite is an iron sulfide compound with a gold-like appearance

Both of these meteorites are CM2 class carbonaceous chondrites

but this mineral has been valued since prehistory when pyrite was used as a fire starter by Neanderthals and our other human ancestors

by which time Pliosaur had established itself as a terrifying predator of the seas

(NASA Image EC82-21135 July 4

Iguanodon Bone 1.043" Cross-Section lastchance pyrite is an iron sulfideIguanodon was one of the first dinosaurs to be discovered and an incredibly important puzzle piece to our modern understanding of the creatures. The herbivore stood three meters tall and weighed over 5 tons, with sharp thumb like claws for defense and elongated little fingers to grasp at food. It was even capable of bipedal locomotion, using its tail as a counterweight. This specimen is a 1. 043" fossil bone section from an Iguanodon from the Weald