We are interested in slabs of waste, non-polished rough stone, surface finish sawn, raw, non-polished However, it may have not internal cracks. This can be a mix of different sizes, large and small rectangles for example. 300mmx225mm, 300mmx330mm, 420mmx250mm, 800mmx250mm, 1200mmx215mm All rectangles that you have. Can not be triangles!