Syllabus
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Course Code: GT-503 Course Name: Igneous Petrology |
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| MODULE NO / UNIT | COURSE SYLLABUS CONTENTS OF MODULE | NOTES |
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| 1 | Generation of magma: magma from partial melting in mantle, magma generation in crust, magma differentiation: fractional crystallization, gravitational differentiation, liquid immiscibility, magma mixing, assimilation and contamination of magma. | |
| 2 | Classification and occurrence of igneous rocks: acidic rocks, intermediate rocks, basic rocks, ultramafic rocks, alkaline rocks, carbonatites. concept of CIPW norms, variation diagrams in igneous petrology. | |
| 3 | Phase diagrams: binary and ternary phase diagrams, geochemical characteristics of igneous rocks as petrogenetic indicators: Rb-Sr Isotope evolution in igneous rocks; Sm–Nd systematics as petrogenetic indicators. | |
| 4 | Magmatism and global tectonic processes: magmatism at constructive plate margin, mid oceanic ridges, ocean floor magmatism, magmatism at destructive plate margin, subduction zone magmatism, island arc systems, intraplate magmatism: concept and continental flood basalts. | |
