Pyramid
Porphyry or graptolite is a fossil of a living animal that survived from the Cambrian to the Carboniferous of the Paleozoic. Climarkograpatus, Didymograbus, Deplograpatus, Monograpatus, and others. Philosophy is literally a fossil written on a stone, and the actual picture is still under study. It is said that the peacock survived in the sea.