Jewelry industry professionals, please contact us for a discounted rate Item Description: One loose, unmounted, solid opal gemstone Species: Natural opal Origin: Australia Mining Area: Queensland Weight: 3.54 ct Measurements: 14.4х8.1x3.5 mm Shape: Free-form Treatment: None We guarantee this opal gemstone is a genuine, solid, natural, and untreated opal from the mining fields of Australia. The opal has been cut and polished from its natural state, with no other alterations of enhancements applied. Request additional information