waterjet medallion: 1. this inlay is made from marble and onyx 2. aluminum backing 3. total thickness is 13mm, 16mm 4. seamless connection Inlay material including: all types of imported marbles, including: Spanish cream marfil, Egyptian marble,Italian white carrara, dark emperodor, light emperador, inca gold, China gray, big green leaf,black marble,red verona, blue lapis from Brazil, Rojo Alacante, Pakistan green onyx, Yellow onyx