GEOL 3041 Chapter : Nature Of Geology
Document Summary
Course info: office hours: tuesday and thursday 3pm-4pm allen 39, esmi123@lsu. edu, si will be held on tuesdays and thursdays in coates 236 from 6-7:30. Chapter 1: the nature of geology: what is geology, not just the study of rocks, it is the study of earth and related processes, for example: geologist study mars, everything on earth is controlled by geology, every feature. Relative to the united states: iron mines are in very old rocks: record change in earth"s atmosphere (2-3. Isostacy: relationship between elevation and thickness: thickness of the crust determines elevation, the thicker the higher, sedimentary: rocks formed in the normal surface environments. Igneous: rocks formed from magma: magma is rock melted below the surface, lava is rack melted above the surface. Igneous rocks can be formed both above and below the surface: metamorphic: other rocks formed in hot or deep conditions, increased temperature and pressure, changed by heat and pressure.
