Sedimentary Rocks 101
How Are Sedimentary Rocks Classified? Types and Characteristics Explained

Learn how sedimentary rocks are classified by origin and composition, including clastic and chemical types with examples like sandstone and limestone.

Rock Categories Explained
What Are the Two Main Categories of Sedimentary Rock?

Discover the two main types of sedimentary rocks—clastic and chemical—and how they form from rock fragments and mineral precipitation.