2-3" Whole Ammonite (Best Available) 2072ba6bc50a4d21c617f29ea456a911 or "Ursus spelaeus

or "Ursus spelaeus

nor eroded by river water

may resemble chalcopyrite

Fire opal is a transparent to translucent opal

2-3" Whole Ammonite (Best Available) 2072ba6bc50a4d21c617f29ea456a911 or "Ursus spelaeusAmmonites are an extinct group of marine animals in the Cephalopoda class. They are invertebrates and are more closely related to coleoids (squids, octopus, and cuttlefish) than they were to the chambered nautilus, even though they looked much more similar to the later. The name Ammonite was derived from "ammonis cornua," translated to mean Horns of Ammon. Ammon was an Egyptian god that was typically depicted wearing ram's horns, whose spiraled shape