... to 20x20cm, such as 30x30cm,60x30cm,60x60cm,60x90cm and so on.Split and honed surface supplied are available. Slate tile is ... an tranditional kind product in both Europe and North America, ... black, blackrusty,yellow,tan, rusty, grey,green and so on;4)Surface Finish: split natural, honed surface; bottom side calibrated treatment; ...