These Black Opal Polished Spheres measure around 2 3/4 inches in diameter.
Black Opals are an incredibly beautiful gemstone with mesmerizing play-of-color that changes depending on the angle you view it from. It features creamy earthy swirly patterns. Black opals are formed in only one place in the world: Lightning Ridge, Australia making them a rare. Black opals are believed to have properties that bring good luck, enhance creativity, and promote emotional stability.
