Study Guide: Chapter 5-6 Rocks Chapter 4 – Minerals Mineral crystal what is most common mineral group? What are the three most abundant elements in the earth’s crust? List the different ways to identify minerals General: Define a “rock” Rock cycle How can a metamorphic rock become a sedimentary rock? How can a metamorphic rock become an igneous rock? Bowen’s reaction Series – what does it predict? Igneous: Intrusive Extrusive Felsic Mafic Magma Most important factor affecting texture Glassy texture Porphyritic Examples of igneous rocks Kimberlite Lava Pegmatite More on back Sedimentary: Sedimentary Rock Formation process How does it provide a snapshot of surface conditions in Earth’s past? What are sedimentary rocks formed from? Sediments Three types of sedimentary rocks Deposition Sediment sorting Lithification Examples of sedimentary rocks: Metamorphic: Foliation What are metamorphic rocks formed from? How are metamorphic rocks formed? What happens to the mineral grains in igneous rocks when they change to metamorphic rocks? Regional Metamorphism Contact Metamorphism List three metamorphic rocks and the parent rock for each…