Nelson tulane university textures of igneous rocks introduction to igneous rocks an igneous rock is any crystalline or glassy rock that forms from cooling of a magma. Thus, initially it would appear that we are dealing with a. Igneous petrology continental igneous rocks coastal igneous rocks oceanic igneous rocks igneous rock classification origins and differentiation of magma origins of magma magmatic differentiation. Tulane gives you the opportunity to jump on boardthis spring semester. School of science and engineering 201 lindy claiborne boggs center 6823 st. This document last updated on 30mar2011 eens 2120 petrology prof. Mineralogy and optical mineralogy is specifically designed to take advantage of digital media technology to empower students and teachers of mineralogy. This site is a lecture about crystal structure from dr.
Board of regents, recruitment of superior doctoral students in earth and environmental sciences at tulane university, 20052012 co pi steve nelson us geological survey, longterm estuary assessment group leag. Nelsons research interests include volcanology, igneous petrology, mexican volcanic belt, geological hazards and thermodynamics select publications. Murphy institute of political economy 108 tilton hall tulane university new orleans, louisiana 701185698 usa phone. There are 18 separate lectures encompassing igneous and metamorphic petrology and related topics. The geology, petrology, and geoarchaeology of sierra las. Petrology of igneous and metamorphic rocks gly 4310c. Stephen nelson, md, phd medicine tulane university. Nelson, tulane university adapted to html by earth science. Igneous and metamorphic petrology are commonly taught together because they both contain heavy use of chemistry. Petrology includes the subdisciplines of experimental petrology and.
Nelsons research interests include volcanology, igneous petrology, mexican volcanic belt, geological hazards and thermodynamics select publications nelson, s. This was necessary because the first day of class was cancelled. It is concerned with all three major types of rocksigneous, metamorphic, and sedimentary. University of british columbia earth and ocean sciences image collection collections of slides relating to various aspects of geology, including mineralogy and petrology. Rau, the water collaborative, minnesota nongame wildlife program. Good coverage of the topic, including the thermodynamics behind the subject. Xray powder diffraction xrd is a rapid analytical technique primarily used for phase identification of a crystalline material and can provide information on unit cell dimensions. Linear regression, hyperbolic mixing and afc modeling. Common triangular plots used in metamorphic rocks are presented with annotated ternary diagrams. Nelson tulane university thermodynamics and metamorphism equilibrium and thermodynamics although the stability relationships between various phases can be worked out using the experimental method, thermodynamics gives us a qualitative means of calculating the. Welcome to the tulane university software distribution center. Metamorphic petrology is all about figuring out protolith, looking up the various metamorphic mineral assemblages that rock turns into, then doing the work to test your hypothesis by identifying whatever minerals you can and seeing if they jive with the chartsreactionstextures for.
Folks the petrology of sedimentary rocks 1974 is still an extremely valuable reference for anyone seeking to do basic, descriptions of sediments. Virtual microscopy software together with a digitized thinsection library from rwth aachen university. Stephen nelson from tulane university that discusses crystallographic calculations. Petrology, scientific study of rocks that deals with their composition, texture, and structure. Once an individual graduates, separates from, or otherwise leaves from the university, access to this site and the. Msa society newsletters 1960present current society news in elements. Announcements look here during the semester for announcements concerning this course. Lectures include text, figures, maps, and tables, and are available in either html format or as pdf files. A wide variety of igneous rocks occur in the continental lithosphere, a reflection of its heterogeneous nature compared to oceanic lithosphere. The geology, petrography, and economic potential of parts.
Nelson tulane university contact metamorphism as discussed previously, contact metamorphism occurs as a result of a high geothermal gradient produced locally around intruding magma. A link within the document will lead you to a pdf file geared for. Because the continents are not subducted and are subject to uplift and erosion, older plutonic rocks are both preserved and accessible to study. Tulane university faculty of the year, tulane pediatric residency program, 2015 new orleans best doctor, pediatric subspecialtychild neurology, 2015 healthgrades recognized doctor, 2015. I recommend you print the pdf version of this file and get started right away. Thus, initially it would appear that we are dealing with a 9 or 10 component system. The software available from this portal is a benefit of university affiliation. Although the stability relationships between various phases can be worked out using the experimental method, thermodynamics gives us a qualitative means of calculating the stabilities of various compounds or combinations of.
This site is only accessible to current tulane university faculty, staff and students. The mississippi river as a supplier and transformer of inputs to the wetlands. Sedimentology and sedimentary rocks, links for palaeobotanists. Metamorphic tx phase diagrams click on an image or the link in the caption, and a pdf file of the diagram will download to your computer. These lecture notes discuss the use of three component systems in metamorphic petrology. Metamorphism geolearning department of earth sciences. Ndsu geosciences petrology 422622 petrology, petrography, and geochemistry links page. Tulane s school of science and engineering is committed to excellence in teaching and learning. September 18, 2017 a revised version of the syllabus is now posted. August 28, 2017 for this course you will need to know the chemical formula of the common minerals as listed here. Yes, you will have to know the chemical formulae for the common minerals again this semester. Contact metamorphism is usually restricted to relatively shallow depths low pressure in the.
The geology, petrology, and geoarchaeology of sierra las navajas, hidalgo, mexico access the content here. The presentation includes four criteria for reducing the number of components in a system to a workable number. Melts is a software package for modeling crystallization of magmatic systems. Stephen nelson professor tulane university linkedin. The evolution of terrestrial ecosystems program investigates earth. The approach taken is detailed instruction in utilizing arcgis to solve problems in the earth and environmental sciences. Ndsu geosciences petrology 422622 petrology, petrography. Some of the pdf files are animations they contain more than one page that can be shown in sequence to see changes as temperature or some other variable changes. Nelson tulane university magmatic differentiation chemical variation in rock suites soon after geologists began doing chemical analyses of igneous rocks they realized that rocks emplaced in any given restricted area during a short amount of geologic time were likely related to the same. Class of 1979 ba, ma, phd geology university of california, berkeley.
A magma consists mostly of liquid rock matter, but may contain crystals of various minerals, and may contain a gas phase that. This document last updated on 12feb2004 eens 212 petrology prof. Unigeochem, many useful petrologyoriented programs. Department of earth and environmental sciences software. Computer programs for thermodynamic calculations and modeling. Phase diagrams and pseudosections serc carleton college. Welcome tulane university academic software discounts. Teaching petrology and geochemistry with melts software. Topics include axial ratios, intercepts of crystal faces weiss parameters, determination of the miller index of a crystal, the modified notation of hexagonal systems, which is referred to as millerbravais indices, and using the miller index notation to designate crystal forms. View stephen nelson s profile on linkedin, the worlds largest professional community. Topics covered include criteria for the classification of igneous rocks, field identification of minerals present in hand sample, thin section examination and chemical analysis. We are actively preparing for online teaching and monitoring developments related to the coronavirus covid19.
The following pagessections will be especially useful during this course. Nelson s research interests include volcanology, igneous petrology, mexican volcanic belt, geological hazards and thermodynamics select publications nelson, s. The primary feature of this site is a comprehensive set of lecture notes. Course announcements, course syllabus, lecture notes, petrology web. Igpet provides tools for teaching and research in igneous petrology, allowing users to develop their own data files and to use graphics routines to discover and interpret patterns of geochemical variation harker, fenner, discrimination, cmas, spider, ree and pearce element ratio plots. These lecture notes are part of a series of lectures available on the geology department website at tulane university. Mineralogical society of america mineralogy, petrology.
Radiometric dating eens 2120 tulane university petrology prof. Just in case you forgot them over the last week, you can get a list by clicking here. This document last updated on 30jan2012 eens 2120 petrology prof. Tulanes school of science and engineering is committed to excellence in teaching and learning. Tulane university petrology lecture notes collection.
Nelson tulane university triangular plots in metamorphic petrology like igneous rocks, most metamorphic rocks are composed of 9 or more major elements. See the complete profile on linkedin and discover stephens. The analyzed material is finely ground, homogenized, and average bulk composition is determined. This document last updated on 22mar2011 eens 2120 petrology prof. My little sister is looking for some insight into what colleges have the best geology but are also one with small classes, good field opportunities, and in a suburban area.
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