Volcanoes 12 1 Notes 08 09
Chapter 8: Rocks and Minerals Section 2: Rocks Section 3: Rock Cycle.
Lets Review… Copy in Notebook and Answer: –Compare and contrast magma and lava. –What plate boundaries will result in formation of a volcano?
Volcanoes 12 1 Notes 08 09 1232895947449049 3
Rocks
Intro to Rocks Major Rock Types: There are three major rock types 1. Igneous—Rocks formed from cooling of magma or lava. 2. Sedimentary—Rocks formed from.
Minerals, Rocks and the Rock Cycle. What is a mineral? Occurs naturally Is a solid Definite chemical composition Atoms arranged in orderly pattern.
Geology of Plutonic Rocks. Igneous plutonic rocks Formed – –900 degree C –50 km depth Uplift to earth surface Enormous decrease in confining pressure.
Igneous Rock 12/1/14 4-2 pgs. 87-90 IN: Explain, using words and pictures, how rocks form.
Gravity: Oceanic lithosphere thickens as it moves away from a spreading centre and cools, a configuration which might tend to induce plates to slide under.
PLATETECTONICS Or Are we dancing on an eggshell? Is there a magma ocean below? …and much more…
