Madhya Pradesh Public Service Commission
Syllabus For Indian Geology Preliminary Examination (Optional)
GEOLOGY ( Code No. 16 )
PART - I
1. General Geology and Geodynamics
Solar system, the earth - its origin, age and interior of the earth. Volcanoes:
types, distribution, causes and effects. Earthquakes : intensity, magnitude,
distribution causes and effects. Elementary ideas about isostasy, Geosynclines,
mountain building, continental drifting, sea floor spreading, palaeomagnetism
and plate tectonics.
Basic concepts, External and internal process. Rock weathering, cycle of
erosion. Fluvial landforms and drainage paterns. Landforms of aeolian, marine,
glacial and 'karst' landscapes. Elements of Remote sensing.
3. Structural and field geology
Primary and secondary strucutres. Dip and strike of beds. Clinometer compass
and its use. Description, Classification and recognition of folds, faults and
unconformities. Description and classification of joints, foliation and
lineation. Effects of folding and fauling on outcrops. Elemantary idea about
PART - II
Elements of crystal and crystal symmetry. Laws of crystallography. Symmetry
elements and forms of normal classes of seven crystal systems. Twinning in
Principles of optics, refractive index, double refraction, pleochroism and
extinction. Uses of simple polarising microscope. Physical, Chemical and optical
properties of following mineral groups : Quartz, Feldspar, Mica, Pyroxene,
Amphibole, Olivine, Garnet, Chlorite, Carbonates, and Zeolites. Silicate
3. Economic Geology
Ore, Ore mineral and gangue. Classification of ore deposits. Important
processes of ore formation. Occurrence, origin and distribution of following
ores in India - Aluminium, Chromium, Copper, Gold, Lead, Zinc, Iron, Manganese.
Deposits of minerals used as abrassives, refractories and in ceramics. Deposits
of coal and petroleum.
PART - III
Introduction to petrology, classification of rocks and their
1. Igneous Petrology
Origin of magma and formation of igneous rocks. Bowen's reaction series and
reaction principle. Crystallisation of binary systems. classification of igneous
rocks. Forms, Textures and structures of igneous rocks. Composition, texture
origin and mode of occurence of Granite, Syenite, Diorite, Mafic and Ultramafic
groups, Anorthosites and Alkaline rocks.
2. Sedimentary Petrology
Origin, classification, textural and mineralogical characteristics of
sedimentary rocks. Structures of sedimentary rocks. Elementary idea about the
origin and characteristics of sandstone, conglomerate, limestone, breccia and
3. Metamorphic Petrology
Types and factors of metamorphisms, Zones, grades and facies of
metamorphism. Regional and contact metamorphism. Textures and structures of
metamophic rocks. Metamorphism of argillaceous, arenaceous sediments and impure
limestone. Metasomatism. Composition, structure and origin of schist, Gneiss,
marble, amphibolite, charnockite, gondite and Khondalite.
Part - IV
Principles of stratigraphy, Basic concept of Lithostitigraphic,
Chronostratigraphic and Biostratigraphic units. Criterion of stratigraphic
correlation, Physiographic divisions and outline of stratigraphy of India. Brief
study of Dharwar, Vindhyan, Gondwana supergroups and Siwaliks with reference to
their major subdivisions, lithology, fossils, geographic distribution and
Fossils and Fossilization. Mode of preservation and uses of fossils. Study
of morphology and geological history of brachiopods, gastropods, lamellibranchs,
Ammonites, Corals, Trilobites, Echinoids and Gondwana flora.