MIdterm_study_guide - Geology 208 History of Earth System...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Geology 208 History of Earth System Midterm Topics 1 Topics covered or emphasized in lecture Uniformitarianism and science Fundamental assumption Hutton, Lyell Curvier and Catastrophism Compostition of Earth: Four major cations and prominence of silicate minerals Mineralogy: Three ways to make minerals and corresponding rock types Polymorphs: diamond graphite, olivine to spinel in transition zone Diagnostic features from structure and composition Igneous Rocks questions can include: Undercooling and competition between nucleation and diffusion leading to growth rates. Glass vs. crystalline, course vs. fine Implication of a phenocryst Hypabyssal rocks and crystal size (diabasic texture) Sedimentary rocks: Diamict texture: glacial deposit (and Lahar) Chemical sed: BIF and LS (shallow tropical marine – Uniformitarianism) Metamorphic Rocks: Definition Polymorphism and why the transition zone and mesosphere are metamorphic Tectonic setting of each type of metamorphism: Burial, hydrothermal,
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/26/2011 for the course GEOL 208 taught by Professor Michaelstuart during the Spring '11 term at University of Illinois, Urbana Champaign.

Page1 / 3

MIdterm_study_guide - Geology 208 History of Earth System...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online