Study Guide: Rock Quiz Name ________________________________ Rocks are grouped into the 3 major groups based on _____________________, ____________________, and _________________________________. The three main groups of rocks are __________________________, __________________________ & ___________________________________. IGNEOUS ROCKS 1. IGNEOUS rocks have textures that are either __________________________, __________________________, or ___________________________. 2. Explain/describe each texture. A. B. C. 3. IGNEOUS rocks that form outside the Earth from lava have an origin that is ____________________________. 4. IGNEOUS rocks that form inside the Earth from magma have an origin that is ___________________________. 5. All intrusive rocks have an ______________________________ texture. Name one of these rocks: ________________________ 6. All extrusive rocks have an _________________________ texture. Name one of each of these rocks and state its texture: SEDIMENTARY ROCKS 1. There are 4 PROCESSES that work together to create sedimentary rocks. Name and define them. a. ____________________________ b. ____________________________ c. ____________________________ d. ____________________________ 2. SEDIMENTARY rocks can be classified 3 ways. Name the 3 groups of sedimentary rocks and describe the sediment particles in each: a. ____________________________ b. ____________________________ c. ____________________________ - 3. Give an example of each type of sedimentary rock and state which type it is. A. B. C. METAMORPHIC ROCKS The texture of a metamorphic rock may be ________________________ or ______________________. Define these textures below and give an example of each. ROCK CYCLE Define rock cycle: Study this rock cycle diagram: In your own words, describe the rock cycle.