Ethiopian Opal Dangle Earrings 6ce5a115df5a3cbe96f1f1ece394c5d1 and lived in semi-tropical waters

and lived in semi-tropical waters

meaning "Mallow green stone"

for decades

5 on the Moh's scale

Ethiopian Opal Dangle Earrings 6ce5a115df5a3cbe96f1f1ece394c5d1 and lived in semi-tropical watersOpal is composed of hydrated silica. It is an amorphous silicate, meaning it does not form crystals. Opals are structurally composed of tiny spheres of silica, which when arranged in perfect geometry create the famous play of color associated with the stones. The arrangement of silica balls acts like a prism, which allows the rainbow spectrum of colors to be visible to the naked eye. Opal has been a stone of myth and mysticism for thousands of years.