Chapter 1 An Introduction to Geology and Plate Tectonics
GEOLOGY: the scientific study of the Earth Earths creation Earths evolution Earths inner workings, and their effect on the surface Geochemical balance between the lithosphere, biosphere and
EASC 101 Chapter 2: MINERALS: THE BUILDING BLOCKS OF ROCKS Last Lecture The BIG picture
In order to understand the geological processes that occur on a large scale, must look at the building blocks of the Earth minerals.
MINERAL a chemical element or comp
EASC 101 Chapter 3:
Igneous rocks are formed by crystallisation from a liquid magma Magma: - a mixture of liquid rock, crystals and gas. - characterised by a wide range of chemical compositions, with high temp. and properties of a liquid. -