Blue Peru Opal 15x20-18x25mm Double Drill Tab Collar Black-Gold Ocean Jasper is a commercial

Ocean Jasper is a commercial name for Orbicular Jasper

Most commonly mined in Madagascar

They are all varieties of the mineral corundum

Usually found near copper deposits

Blue Peru Opal 15x20-18x25mm Double Drill Tab Collar Black-Gold Ocean Jasper is a commercialBlue Peruvian Opal naturally occurs with swirling patterns of deep blues, blue greens and greens swirled with yellow green, rust, brown and orange. It is highly prized for its beautiful combinations of colors and for its opalescence the pearly luster of the opaque stone. Peruvian Opal was considered by the Incas to be a gift from Pachamama, the Inca Goddess of Fruitfulness and Mother Earth.