Black Onyx is a variety of chalcedony that, based off its color and quality, can exhibit some red and white banding. The stone can also be made up of calcite but will have a "waxy" surface similar to raw opal. Use the dropdown to select either 1 piece, 1/2 LB, 1 LB, 3 LBs, 5 LBs or 11 LBs of Black Onyx!
The photos are representative of the stones you will receive and are shown wet to give you a better idea of the color and how the rocks will look once polished.
Medium: • Average size of these stones is 1" to 2" inches. • Approximately 16 - 20 pieces per pound
Country of Origin: Brazil
Main Photo: Full Sun, Wet Photo #4: Full Sun, Dry
Size & Amount
Medium:
• Average size is 1" to 2" inches
• Approximately 16 - 20 pieces per pound
