Polished Rainbow Ammonite Opalized Iridescent Fossil Specimen 116.5g Mineral Crystal

Beautiful Polished Rainbow Ammonite Whole Opalized Iridescent Specimen perfect for a collection. Pictures don't do it justice there is much more iridescent than is show, when it hits the light a beautiful array of colors shows up. 116.5gGem Lore:Ammonites are an extinct group of marine animals. The words ammonite and ammonoid are both used quite loosely in common parlance to refer to any member of subclass Ammonoidea. Ammolite on the other hand, is an opalized version of the Ammonite; found primarily along the eastern side of the Rocky Mountains from the US and Canada. These are the fossilized shells of the Ammonite; the opalization is formed by minerals filling in the sedimentary rocks or veins in rocks; it has also been known to replace organic materials in fossils, wood and shells, even bone. The ‘opalilzed’ or iridescent Ammolites are comprised primarily of Aragonite, which is the same mineral that creates a nacreous Pearl. Ammolite was given the official gemstone status in 19