STONE WOOD: this rock deserves a special place because of its shocking similarity with wood. It’s called petrified wood. It’s a sand stone with nodules of irn oxide, very resistant to a chemical agents and for the superficial using. You can use it in interiors and exteriors, floors or walls, in 35 maximun width, in different lengths, in 1cm thick for bathind complements, edges and special moldings. It doesn’t need anything special for its maitenance except wax applications from time to time. It can be shine by itself in the process of polishing manufacture.