... Quartz, Artificial Stone(Mixed marble or other kinds of natural stone with resin, shell chips and glass pieces)ColorsPure ... crystallized glass stone, Artificial Onyx, Porcelain tiles, etc. Natural Materials:Natural Granite, marble, slate, sandstone, natural quartz, basalt, porphyry, Lava stone, etc. . ... 4.Other Available Materials/Products 5.Factory/ Loading/ Certificate Blue quartz composite tile