UNIVERSITY OF MADRAS
B.Sc. DEGREE COURSE IN GEOPHYSICS
SEMESTER SYSTEM WITH CREDITS
(Effective from the Academic Year 2003-2004)

SYLLABUS

Semester III - Paper IV - Petrology

Duration: 3 hrs
Maximum Marks: 100
Credits: 4

Unit I

Definition - Rocks, their general classification into igneous, sedimentary and metamorphic.

Forms and structures of igneous rocks - Textures and microstructrual characteristics of igneous rocks - Classification of igneous rocks.

Petrografic characteristics of the following Granite, Granodiorite, Syenite, Diorite, Gabbro, Dunite, Peridotite, Ariorothosite, Pegmatite and Aplite.

Unit II

Magma - Composition and constituents.

Crystallisation of Simple eutectic (Diopside - Anorthite) system - Mix crystal series (Albite - Anorthite system) - Binary system showing incongruent melting (Forsterite - Silica system) - Ternary system (Albite - Anorthite - Diopside)

Bowen's reaction series - Differentiation and Assimilation.

Unit III

An outline of classification of sedimentary rocks - Important sedimentary structures: Bedding - Cross bedding, Current bedding, Torrential bedding, Graded bedding and Ripple marks.

Textures of sedimentary rocks.

Residual deposits Mode of formation - characteristics and important types.

Unit IV

Clastic deposits - Classification - Composition - Textures.

Descriptions of Sandstone, Shale, Arkose and Greywacke.

Definition, agents and kinds of metamorphism - Zones, grades and facies of metamorphism.

Textures and Structures.

Unit V

Brief outline of Cataclastic, Contact, Thermal, Regional and Dynamothermal metamorphism - Metasomatism - Charnockites - Anatexis - Description of the following : Quartzite, Slate, Schist, Gneiss and Marble.

Books Recommended

Petrogrpahy and petrology by F.F. Grout, McCraw Hill, New York, 1932.

Theoretical Petrology by T.F.W. Barth, John Wiley and Sons, New York. 1952.

The Evolution of Igneous rocks by N.L. Bowen, Princeton University Press, Princeton, 1956.

The Origin of Metamorphic and Metasomatic Rocks by H. Ramberg, University of Chicago Prass, Chicago, 1958.

Igneous and Metamorphic Petrology by F.J. Turner and J. Verhoogen, McGraw Hill, New York, 1960.

Microscopic Sedimentary Petrology by A. V.Carozzi, John Wiley and Sons Inc, New York, 1960.

Petrology of Igneoous rocks by Hatch and Wells, Thomas Murphy, 1961.

Petrology by W.T. Haung, McGraw Hill Book Co. 1962.

Metamorphic Petrology By F.J. Turner and J. Verhoogen, McGraw Hill, New York, 1968.

The Sedimentary Rocks By F.H. Hatch and R.H. Rastal, London, 1971.

Petrology of Igneous and Metamorphic Rocks by Donold W. Hyndman, McGraw Hill Book, 1972.

Petrogenesis of Metamorphic rocks by F.H. Winkler, Narosa Publishers, New Delhi, 1974.

Petrology of the Igneous and Metamorphic Rocks of India by S.C. Chatterjee, MacMillan Co., India Ltd., Bombay, 1974.

Sedimentary rocks by E.J. Pettijohn, Haper and Row, London, 1975.

Petrology for students by N.R. Nockolds, R.W. O'know and G.A. Channer, Cambridge University Press, 1978.

Sedimentary Petrology by H. Blati, W. H. Freeman and Co., New York, 1992.