genuine natural blue pegmatite spinel with biotite slice irregular square loose necklace bracelet jewelry gemstones stones beads stone: blue pegmatite spinel with biotite slice color: blue brown type: natural stone surface: smooth shape: irregular square beads size: 6mm-7mm length(Inch):15.5" No.of beads: (Approx. ) 130-140 beads Quantity:1 (one) strand Hole Size: (Approx.)1-1.2mm Enhancement: Not Enhancement SN:07507 |