Measurement of strain in deformed rocks.
Behaviour of minerals and rocks under deformation conditions.
Shear Zones: Brittle and ductile shear zones, geometry and products of shear zones .
External symmetry of crystals: Symmetry Elements, methods of projection, derivation of 32 classes, Hermaun Muguin notation. Internal symmetry of crystals: Derivation of 230 space groups, diffraction of crystals by X-rays .
Refractive index, double refraction, birefringence, sign of elongation, interference figures, 2V, dispersion in minerals.
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