Handmade, natural product Stone: Natural Stunning Picture Blue Peruvian Opal Metal: 925 Solid Sterling Silver Gemstone size: 30mm X 12mm The pendant is genuine earth mined . The pendant are made of solid sterling silver. This item is brand new. Common Opal from the Andes Mountains of Peru; translucent to opaque, soft pastel blue, blue-green or pink with a pearly sheen, sometimes cut to include the black or beige matrix in the more opaque stones. Andean Opal is considered to be a gift from…