Question: what is the difference between the 3 types of sedimentary rocks?
Answer: There are three basic types of sedimentary rocks. Clastic sedimentary rocks such as breccia, conglomerate, sandstone, siltstone, and shale are formed from mechanical weathering debris. ... Organic sedimentary rocks such as coal, some dolomites, and some limestones, form from the accumulation of plant or animal debris.