This gemstone holds high value for its unique play of colour and rarity. It originates from a form of opaque opal called potch opal, distinguished by its deep body tone. When a potch opal exhibits an iridescent play of colour, it earns the designation of black opal. For these distinctive appearances you could wear this stone as Black Opal Ring, Black Opal Pendant, Black Opal Earrings, Black Opal Necklace, Black Opal Bracelet.