The "MiR Mosaic Marmara 9.7" x 12" Equator & Thassos Interlocking Polished 1.8" x 4.8" Rectangle Mosaic". This type of tile seems to have a blend of Equator and Thassos stones in an interlocking pattern, with a polished finish. It's likely used for various tiling projects, such as bathrooms, kitchens, or even decorative accents. The dimensions you provided suggest a rectangular shape with smaller rectangular pieces interlocked within the larger sheet. This combination of stones and patterns can create a visually striking and elegant look for your space.