Why use Natural Stone   An overview Sandstone is a sedimentary rock composed mainly of sand-size mineral or rock grains. Most sandstone is composed of quartz and/or feldspar because these are the most common minerals in the earth's crust. Like sand, sandstone may be any color, but the most common colors are tan, brown, yellow, red, gray, and white.   Stone is Durable Sandstones have one thing in common - they all contain quartzite. Apart from that they are all different. There are thousands of sandstone quarries in the world and the characteristics of the sandstone they produce are unique to the quarry. Our sandstone products are premium quality and available in a range of different colours that are popular for both indoor and outdoor design needs. All our sandstone is tested for density, water absorption, slip resistance and resistance to salt attack. This is done so that architects, designers and builders can match product to its intended purpose.