... 1.12 years' manufactory expertise 2. 4 year gold supplier on alibaba 3. welcome to inquiry Chinese yellow onyx 1, Tiles: 12 ... "X12"X3/8"(305X305x10mm), 16"x16"x1/2"(400x400x12mm), 16"x16"x3 ... /8"(400x400x10mm), 18"X18"X3/8"(457X457X10mm), 12"x24"x 1/2"(305x610x12mm), etc2, Slab: 600x1200, 600x1800, 1200x2400,1400up x2500up Thickness ...