HW#13: Sedimentary Rocks
Instructions: Answer the questions below using one to five sentences.
1. How does the volume of sedimentary rocks in Earth’s crust compare to the volume of igneous and metamorphic rocks?
2. List and briefly describe the differences among the three basic sedimentary rock categories.
3. What minerals are most abundant in detrital sedimentary rocks? In which rocks do these minerals predominate?
4. What is the primary basis for distinguishing among detrital rocks?
5. Explain how the formation of biochemical sediments differs from the formation of sediments formed by inorganic processes. Use examples as part of your explanation.
6. How do evaporites form? What are some examples?