... flamed, bush-hammered, sandblasted and etc 1) Item: Blue limestone tiles2) Finishing: honed, tumbled, flamed brushed, bush-hammered, sandblasted ... pineapple, ice-flowered, nature-split, acid wash pickling surface and other processing method.3) Color:Blue/Grey/Black ... 100*100*2-5cm or different size paving stone tiles according to the clients' requirement. Blue limestone acid wash pickling surface