... owner mines and factory Granite Stair Feature: 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 ... . 3. Edge Process: Half Bullnose, Full Bullnose, Bevel, Eased, Ogee Edge, Radius, Laminated Edge, ...