The formal composition of the Libra medallion depicts the pointed rays of three layered, concentric stars within a deep black circle. The contrasting tones of the various geometric shapes create the illusion of depth and volume. Brings balance and symmetry to any home or professional space. -Shown in Black Galaxy granite, Carioca Gold granite, Imperial White granite, Tropical Brown granite and copper.-Unmounted (3/8" overall thickness, mesh backing, ungrouted).-Unmounted stone medallions and decos are manufactured to be easily installed into a 3/8". to 1/2" stone floor. They are supplied at an overall 3/8" thickness and secured with a fiberglass mesh backing. Unmounted stone medallions and decos are provided un-grouted unless otherwise specified.