Natural Home And Garden uses river rock here as the risers. I think I prefer a less smooth appearance - our granite here in San Diego has not been worn down by the aeons - at least where I live.
Mother Earth Living: Healthy Homes, Natural Health, Green Living
Rock Steps Lead to Old Wooden Door, Vernazza, Italy Photographic Print by Dennis Flaherty These are the sorts of steps that have been in place forever and add such character.
Large slabs of stone used as steps from "Dead End" blog. How heavy are these guys? I'd never be able to move them.