... others 3) Finished product thickess:5~20mm or others Shell Thickess:1.5~2mm4) environmental ,no radiation, no ... natural shells, such as mop shell, ablone shell, Chinese river shell, black MOP , yellow MOP , pink Shell, pen Shell etc.8) Processing technic: ... pollution and no radiation. Specialized in Shell Tile, Tiger eye Mosaic, Agate Mosaic, Shell Mosaic, Shell furniture, Stone Mosaic etc. With eight ...