... methods good quality & fair price good after sale service Landscape grain sandstone (grey)sandstonesandstone is weathering resistant but easy to fabricate ... etc Surface Finished:Honed, Sandblasted, Bushhammered, Chieseled, Picked, Grooved, Natural Split, Mushroom stone, etc Thickness:15mm, 18mm, 20mm, 30mm, 40mm, 50mm ...