The Stone Mosaics Penny Rounds from Island Stone feature marbilized tones in three colorways, including Nebula, featured here. Its tones range from light grey to rich, darker graphites, highlighted by crystalline veining on the extremely small 3/4-in. tiles. The line's palette also includes Carrara and Tempest. All feature the natural colors and character of stone. Stone Mosaics Penny Rounds are meshed-back mounted on 11 1/4 in. x 12 in. sheets, making for easy installation on most interior and exterior wall and floor applications.