... stone materials like granite, marble, basalt, sandstone, travertine, rock boulder, limestone, and onyx. All the stone ... Marble Sink; Travertine Sink; Onyx Sink; Basalt Sink; Mosaic Sink; Sandstone Sink; Stone Bathroom Vessel Sinks; Petrified Wood ... Custom Sink Specification:1) Material: granite, marble, basalt, sandstone, travertine, rock boulder, limestone, and onyx2) Color: yellow , white, black ...