Labradorite (Silver Foil | Backlit) is a semi-precious gemstone surface — a Backlit semi-precious Labradorite panel: irregular mosaic of angular crystalline stone fragments with visible fracture boundaries, mixed silvery-grey, sage-green and pale beige tones, glossy translucent backlit surface on silver foil backing. slab with a polished finish, often backlit as a feature panel, vanity or bar front. A dramatic decorative stone for interior feature applications.