... 4.Have owner mines and factory Granite StairFeature:1. Marterial: Natural Granite or Marble.2. Process: Polished, Honed, Sandblasted, ... Flamed, acid pickling, Chiseled, Bush-Hammered, Mushroom, Natural Cleft, Mechanical Chisel or other process as per your requirements ... , Bevel, Eased, Ogee Edge, Radius, Laminated Edge, Kerf, Solid Edge, Dupont Edge and so on.4.Colour: Shanxi Black ...