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This 2 page Study Guide was uploaded by Moses Buckridge MD on Wednesday October 28, 2015. The Study Guide belongs to GEO 3200 at Utah State University taught by Carol Dehler in Fall. Since its upload, it has received 43 views. For similar materials see /class/230435/geo-3200-utah-state-university in Geology at Utah State University.
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Date Created: 10/28/15
Study Guide for Exam 1 GEOL3200 Spring 2008 review sessions 230 330 Wed 230 330 Thurs Room105 Chaptersil 2 4 5 6 skim vour returned labs Introduction to historical geology Ch 1 Recall The Scienti c Method Solid Earthhas it always been layered Compositional and rheological layering O Si Al Fe CaNaK Mg Observations of current solar system as formulation of a Solar Nebula Theory b Homogeneous Accretion Theory c Big Bang Theory Observations of current Earth as formulation of Plate Tectonics theory How is Earth is different from other terrestrial planets Earth Materials Ch 2 Elements and isotopes Mineral vs rock Major mineral groups and rock forming minerals Three rock types how they relate to plate tectonicsrock cycle composition and texture of different rock types what are 3 rock types Igneous rockstextures compositions origins Sedimentarytextures compositions origins Metamorphictextures compositions origins Geologic time Ch 4 relative vs absolute dating Werner and neptunsim Cuvier and catastrophism Hutton and uniformitarianism Greek biblical Ussher Kelvin Darwin discovery of radioactive decay Geologic principles Law of superposition lateral continuity horizontality faunal succession crosscutting relations and inclusions Types of unconformities absolute dating and radioactive decay three types of radioctive deca alpha beta neutron capture halflife parent and daughter elements longlived isotope systems for radiometric dating fission track dating carbonl4 dating tree ring dating dating igneous rocks dating metamorphic rocks dating sedimentary rocks problems with datingmetamorphism gas leakage need closed system age of the Earth Sedimenta environments Ch 6 importance of sedimentary rocks how to describe texture and compositionwhat can these tell you about environment sedimentary structuresthe fundamentalswhat can these structures tell you about process about depositional environment see Table l in Ch 6 depositional environments continental transitional marinewhat are key features that distinguish each of the following depositional environments continental alluvial fan aeolian playa siliciclastic or carbonate evaporites other lakes siliciclastic or carbonate braided streams meandering streams transitional deltas tidal at siliciclastic or carbonate beach siliciclastic or carbonate barrier island siliciclastic or carbonate lagoon siliciclastic or carbonate marine continental shelf siliciclastic or carbonate continental shelf siliciclastic or carbonate sedimentary facies paleogeography Stratigraphy Ch 51 Walther s Law transgressions and regressions define transgressions and regressions causes Relative geologic timescale Lithostratigraphic unit Group formation member Biostratigraphic unit Timestratigraphic units or timerock units eg system Time units eg era period epoch Correlation biozone index fossils absolute ages added to relative geologic time scale don t worry about the fossils and fossilization part of Ch yet Geologic time scale know all terms in orange on handout and dates on major time boundaries
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