The tandur stones are a silicon, metal, as well as other mineral rich limestone. The Tandur stone is developed in the shape of layers beneath the soil which is similar to a carpet put one over the other.  The thickness of each layer varies from 20mm to 750mm. These stone layers may be cut into 20mm-25mm slices. Tandur is a common stone that is grey or green in colour. It is a stone slab that looks like marble and is usually gold in colour. Tandur stones are usually good for construction.