These turquoise stones from the Royston, Nevada mine have just the right amount of copper ore matrix, resulting in a very attractive appearance. This is a pretty long pendant at 3.25-inches (not counting the bale). At the widest point it is one-inch across. Weight is 18.4-grams, or .645-ounces. Included is an 18-inch solid Sterling silver box chain, and shipping is free within the U.S.