Ammolite Diamond Ring 18K Gold Natural Stone #2093Ammolite is one of the world's rarest gemstones. Millions of years of tectonic pressure led to the formation of ammolite from ammonite fossils. Indigenous peoples often refer to it as the "Energy Stone" or "Spirit Stone." Patterns and colours of ammolite gemstones vary from piece to piece due to the inference of light waves on its many layers. When you look at ammolite from different perspectives, you see different shades of rainbow colour. Features: