1. Rocks: Mineral Mixtures

2. Geology the study of the Earth, its features,
and the processes that shape it

3. groups of minerals packed tightly together
Rocks
groups of minerals packed tightly together

4. rocks formed from cooling
Igneous Rocks
rocks formed from cooling
magma or lava
Pumice and Obsidian

5. rocks that have had their minerals transformed by extreme
Metamorphic Rocks
rocks that have had their minerals transformed by extreme
heat and/or pressure
Gneiss and Marble

6. Sedimentary Rocks
rocks formed from bits of weathered rock or remains of tiny organisms being pressed together
into a solid mass
Sandstone and Limestone

7. molten rock on the surface of Earth
Lava
molten rock on the surface of Earth

8. molten rock beneath Earth’s surface
Magma
molten rock beneath Earth’s surface

9. particles of rock broken
Sediments
particles of rock broken
down by weathering

10. the process of sediments being compacted together to form
Cementation
the process of sediments being compacted together to form
a solid rock
Water and Minerals
Act Like “Glue”

11. Weathering the physical or chemical breakdown of
rock on or near Earth’s surface
Frost Wedging
(mechanical weathering)
Acid Rain
(chemical weathering)

12. the chemical make-up of a rock
Composition
the chemical make-up of a rock