Petrology

This note covers the following topics: structure and heat produciton in Earth, Introduction to igneous rocks, Subduction zones, Classification of igneous rocks, Thermodynamics, Igneous textures, Thermodynamics and Layered Mafic Intrusions, Heat transfer and intro to geochemistry, Long Valley overview and volcanic structures, Mantle composition and melting, Mantle geochemistry and continental alkaline rocks.

This note covers the following topics: Earth interior, Mantle, Crust, Oceanic crust, Continental crust, Velocity structure, Velocity boundaries, Petrology and Tectonics, Lithosphere, Pressure Gradient, Pressure In The Crust, Heat Sources In The Earth, Heat Production and Heat Transfer.

This lecture note surveys the distribution, chemical composition, and mineral associations in rocks of the earth's crust and upper mantle, and establishes its relation to tectonic environment. The emphasis is on the use of chemistry and physics to interpret rock forming processes.

This note explains the following topics: amphibole, clinopyroxene, feldspar, olivine, pyroxene, rock classification and Sedimentary.

This note covers the following topics: Igneous Classification, Igneous Textures, Field Relationships, Thermodynamics, Phase Rule and Binary systems, Binary and Greater Systems, Trace Element and Isotopes, Magma Diversification, Layered Mafic Intrusions, Continental Flood Basalts, Granitoid Rocks, Metamorphic Facies and Mafic Rocks, Thermodynamics and Geothermobarometry, Metamorphic Fluids, Mass Transfer and Metasomatism.

This note explains the following topics: Placing rocks in tectonic or planetary context, Making igneous rocks, ,Magmas, Stable minerals and assemblages, Chemical petrology, Making metamorphic rocks, Metamorphic textures, Metamorphic reactions.

This introductory level note in Petrology is aimed at arming the students with the basic tools needed for understanding igneous and metamorphic processes. Topics covered includes: Metamorphism, Magmas and Lavas, Types of metamorphism, Classification of Igneous Rocks, Metamorphic Textures, Parental Magmas and Igneous Rock, Isograds and Metamorphic Facies, Phase Equilibria and Crystallization of magmas: Binary diagrams, Equilibrium vs. non-equilibrium in metamorphic petrology; The Phase rule applied to metamorphic systems, Ternary diagrams, Granites and Granitic rocks, Metamorphic Reactions.

This note will examine the physical make-up of some of the most important rocks we have on the planet , the sedimentary rocks. Topics covered includes: Grain Dynamics, Fluid Dynamics, Sedimentary Structures, Siliciclastic Petrography, Volcaniclastic and Carbonate Petrography, Chemical Sedimentary Rocks, Carbonate Petrography, Carbonate Diagenesis.

This page covers the following topics related to Petrology : Introduction, Rock Names, IUGS Igneous Rock Classification, Using the Camera Scales, Norms, Norm Calculations, Gram Formula Weights, Sample Spreadsheet, Diopside-Hypersthene Sample Spreadsheet, Phase Diagrams, Composition Axes, Binary Phase, Diagrams, Some_Binary_Diagrams, The Lever Rule, G-X vs T-X Diagrams, Triangular Graph Paper, Ternary Phase Diagrams, Halide Isothermal Sections, Phase Diagram Implications, Granite System, Liquidus Diagram at 1 atmosphere, Isothermal Section at 1040�C, Isothermal Section at 1200�C, Igneous Geochemistry, Trace Elements, Equations for Radioactive Decay, Metamorphism, Metamorphism Introduction, Some Mineral Stabilities During Metamorphism, Geologic Pressures, A Steady-State Geothermal Gradient, ACF Metamorphic Facies, CMS Assemblages, CMS Reactions, AFM Diagrams, Frank Spear's paper on animated AFM diagrams.