Charcoal Pencil Stacked Stone panels feature split face gray. The thin strips of slate gives a contemporary twist to a traditional material. Suitable for a variety of projects including backsplashes, accent walls, and cladding of support beams, retaining walls, and structures. Matching corners are available to finish off projects. NOTE: Natural Stone Veneer Panels made from slate may have iron deposits that can rust and/or effloresce when exposed to moisture. Recommended for interior application only.