onyx: 1.It is Iran white onyx 2. size can be 60cm*60cm,45*45cm 3. thickness can be 1.5-2.5cm onyx:1.It is Iran white onyx2. size can be 60cm*60cm,45*45cm3. thickness can be 1.5-2.5cm4. the size,material and thickness can be customized5: it can be used for flooring, stairs,countertop,and etc.6. surface can be polished, flamed or hammered.