Boulder Opal Necklace, Opal Apatite Pendant, Silver Necklace with Opalite by Gem Bliss. Boulder Opal Doublet: 12 x 5 mm Apatite: 7 x 5 mm White Moonstone Opalite glass Bead Sterling Silver Opal Apatite combination 2 gemstone pendant. Boulder Opal on the bottom and step-faceted Caribbean blue Apatite. This amazing combination is the single drop, accented by an asymmetrically placed translucent faceted Opalite round. On vintage-look dark patina Sterling Silver chain 19 inch necklace finished with 2 rice white Moonstones and a crab claw clasp. You will get pictured item. Comes with jewelry pouch and a gift box.