This is a strand oval Moonstone beads. About 7mm long, 5mm wide, 3.5mm thick; Sizes of the beads vary; some with glowing chatoyancy (glowing light); 14" strand, ~45 beads; temporarily strung not finished jewelry; handcut, shapes and sizes will vary, some irregularity is typical this type of strand; Rainbow moonstone is a very white type of moonstone, with inclusions, and some good blue chatoyant glow