Siltstone is one of the important type of rocks. If we have to define Siltstone in general, Siltstone can be defined as a fine-grained sedimentary rock which mainly consists of consolidated silt. Siltstone comes under Sedimentary Rocks. All Sedimentary Rocks have similar properties and formation process. Along with Siltstone Definition, know more about the History of Siltstone, Etymology of Siltstone in next sections.