A large Polished Perfectly Carved Skull in Labradorite Stone- Statement Piece, Home DécorA large Polished Perfectly Carved Skull in Labradorite Stone Statement Piece, Home Dcor Weight 22. 610kg Size 37cm by 23cm Thickness 17cm Labradorite is a member of the Feldspar family and is treasured for its remarkable play of colour, known as labradorescence. The stone, usually grey green, dark grey, black, or greyish white, is composed of aggregate layers that refract light as iridescent flashes of peacock blue, gold, pale green, or coppery red.