Office of Academic Affairs
Indian Institute of Science Education and Research Berhampur
Earth and Environmental Sciences
EES 316: (Lab) Chemical Petrology & Geochemistry (1)
Prerequisites:credited or registered in ESS 306, EES 303
Course Contents:
Geochemical variation diagrams and its interpretations: bivariate and trivariate plots to delineate the control of different compositional variables: Harker variation diagram, AFM diagram, MgO diagram. Chemical variation diagrams based on major, trace and REE: the alkali-lime index, iron enrichment index, aluminium saturation index and alkalinity index diagrams. Norm calculation for silica undersaturated and silica oversaturated rocks. Plotting of modal data in IUGS classification diagram for plutonic rocks (Streckeisen diagram).
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