Sandstone can be a sedimentary rock made up of sand-measurement grains of mineral, rock, or organic and natural materials. Additionally, it consists of a cementing materials that binds the sand grains collectively and will include a matrix of silt- or clay-size particles that occupy the spaces amongst the sand grains. https://sandstoneblocksandlogsnsw10628.activoblog.com/13223367/top-guidelines-of-natural-stone-building-and-landscape-materials-nsw-central-west