Cooceran Opal Tour
Welcome back to Black Opal Direct! This week I want to take you to the heart of the opal country. To see where the best … Read more
black opal
Boulder opal
Boulder opal is the most organic type of gemstone. Being an opal that has a host-rock, the boulder opal forms in veins, fissures and cracks … Read more
Solid Black Opal
Solid black opal is found mainly in Lightning Ridge in Australia. Black opal is a dark-bodied or a dark tint throughout the opal, making the … Read more
Australian Black Opal
Australian Black Opal comes from Lightning Ridge in the outback of New South Wales, Australia. Commercially it would produce over 95% of the World’s black … Read more
Gem Black Opal
How is Gem Black Opal found? Gem black Opal is found in the formation of a nobby (rounded nodule) or in a seam. Lightning Ridge … Read more
