Also known as Zeera Grey, it is a type of natural slate made of a greyish silver base and green flakes quarried in India. It is environmentally friendly, slip-resistant, non-porous, light weight product that is suitable for high traffic areas. It comes in tiles, slabs or custom tailor-made sizes are available in different surface finishes. These tiles are fire resistant and does not get damaged even if the surface of the stones scratches due to abrasion with rough objects.