1.Directly from slate quarry,culture stone,wall slate, 2.Various color,finishing, size and thickness 3.best ... price 1.Directly from slate quarry,culture stone,culture slate,wall slate.2.Various color,finishing3.Varisou size and thickness4 ... for indoor and outdoor, such as culture slate wall, cultured stone surround fireplace, surround door and window, it has been widely ...