Necklaces › Mixed Stones on Silver 1 / 2 Image 1 of 2 Image 2 of 2 Mixed Stones on Silver $86.00 Mixed stones on sterling silver wire and chain. Black spinel, Malachite, and freshwater pearls.19.5 inches. Add To Cart Added! Mixed stones on sterling silver wire and chain. Black spinel, Malachite, and freshwater pearls.19.5 inches.