Opal Magic Dendritic Opal Sapphire Necklace IIA dendritic opal pendant in sterling silver with black rhodium and gold, held in an organic design that frames the stone's wondrous natural patterns. Small sapphires accent the setting, no two pieces alike because no two dendritic opals are. Handcrafted in sterling silver and gold, finished stone to setting by hand in Thailand. For the person who wants their jewelry to carry something that nature spent a long time making. Sterling silver and gold,