35 Import and export agencies; Retail stores featuring granite, marble, onyx, limestone, travertine, sandstone, soapstone, slate slab, porcelain, ceramic, terracotta, stone, marble, granite, onyx and all natural materials in tile and mosaic , also glass tile and mosaic, sinks of glass, stone, and metal ; Stone, marble and granite tubs and faucets and accessories; Wholesale distributorships featuring granite, marble, onyx, limestone, travertine, sandstone, soapstone, slate slab, porcelain, ceramic, terracotta, stone, marble, granite, onyx and all natural materials in tile and mosaic, also glass tile and mosaic, sinks of glass, stone, and metal ; Stone, marble and granite tubs and faucets and accessories