Chinese Slate Manufacturer Culture Slate,Culture Stone Slate Panel,Slate Tile Slate Mushroom Wall Slate, Roofing Slate We have a factory specialized in producing ... Slate, Quartzite, Sandstone, Limestone avaliable2) Colors: Rusty, Black, Grey, Green, Black, Yellow, Red, White etc.3) Processing: Natural splited/Natural Flat tiles ... "X" refers to smaller strips. natural Culture Stone / Slate wall tiles