Syllabus

1) Polarized microscope and its accessories, 2) Refractive Index and mineral relief, 3) polarized light and polarizers, 4) symmetry of minerals and optical properties of uniaxial minerals, 5) Uniaxial Indicatrix, 6) Optical properties of biaxial minerals, 7) Interference colours and interference colour figures, 8) birefringence , 9) Determination of mineral sign, 10) Microscopy of uniaxial minerals under polarized light (cleavage, relief, refractory index, shape, grain size, inclusions). 11) Optical study of minerals under cross nicols (extinction angle, interference colour, birefringence). 12) Practical determination of amphiboles, pyroxenes, olivines, feldspars, feldspathoids, quartz, oxides, apatite, micas, titanite, calcite, epidote, garnets, rutile, zircon.