Genuine Ethiopian opal Black calibrated cabochon for Jewelry Use 6x8mm +2 PCS , Gemstone / loose gem/ October Birthstone. Gift popular

Opal. Our primary source of opal has been Australia up until 2008 when a new supply was discovered in the Welo province of Ethiopia. This new material is popular a hydrophane opal that can absorb and release water making it less inclined to craze which happens to many opals as they loose their water



Size: 6x8 mm