Black Crystal Opal
Lightning Ridge, New South Wales, Australia
An oval cabochon of perfect size for mounting as a ring or pendant: this is black crystal opal in its most exemplary form. Vivid green and blue chaff pattern play-of-color is visible on the surface. At the same time, the stone, when held to the light, exhibits good transparency.
Weighing approximately 10.95 carats and measuring 16.5 x 12.5 x 8.5mm