... servce 3)prompt delivery China Hainan Black Basalt ·Product : China basalt,black basalt·Color : black·Size : 600*600*18mm,305*305*10mm, 457*457 ... *12mm,600*300*20mm,,2400*1200up *20mm , ... : Polished ,Honed ,Flamed,bush-hummered ,Chiseled etc·This black basalt is one of the most popular chinese stone products ...