Uniform Textured Quartzite Stone is composed of sandstone and that has been metamorphosed. The Quartzite Stone is much harder than the parent rock, sandstone. The Quartzite Stone forms from sandstone that has come into contact with deeply buried magmas. The Uniform Textured Quartzite Stone has looks similar to its parent rock and is typical quartzite which is dense, hard rocks, generally uniform in texture, composed of fused quartz sand grains.