Freestanding Top Grade Labradorite! Polished on one side, raw on the other. Labradorite is a spectacularly iridescent mineral which exhibits different colors depending on the angle of the viewer. Labradorescence is not the superficial coloring of the stone, but a property of the light reflected by a surface within. Madagascar. 5.25" x 1.25" x 3", 15 oz.