... free to contact sharon we are direct producer of various stone mosaic, popular material include slate, marble, granite, onyx etc ... . Slate mosaic, stone mosaic, mosaic tiles.size: 10*10cm, 10*20cm, 30*30cm ... thickness: 8mm, 10mm, 12mm, etc.surface finish: honed, polished, natural surface etc.advantage: insulate heat and cold, resistance acidic pollutant ...