Natural Stone. Tile, mosaic, and accents made from natural Marble, Granite, Limestone, Travertine, Onyx and Slate. These stones are quarried and fabricated around the world. Natural stones come in a variety of finishes from polished, honed, brushed, cleft and split face. Edges vary from square, tumbled, pillowed, chiseled, irregular, stone washed. Natural stones come in a range of sizes and thicknesses.