... .Material:black slate,culture slate 2.Surface Processing: natural surface 3.Size:15*60*1.5-3.5cm Customized 1.Culture slate,black slate ,wall ... professinal stone manufacture and export company.Our materials are limestone,slate,granite,marble,sandstone and so on.We can produce ... slab, tile,culture slate,wall cladding,paver, step, border,windowsill,coping,stone fountain ...