EASC 219:Practical Crystallography

This is a practical course involving the essentials of geometrical crystallography and internal order of crystals. The detail syllabus is as follows: Essentials of geometrical crystallography: Crystal description, symmetry elements, crystal symmetry, crystallographic axes. Parameters, indices, crystallographic notation, principal laws geometric crystallographhy. Faces, forms, zones, crystal habit, measurement of crystal angles.  Law of rational indices, classification of crystals, crystal systems, thirty-two crystal classes, spherical projection, stereographic projection, intergrowth of crystals. Essentials of Internal Order of crystals: Symmetry elements, space lattice, unit cell, space groups.