UNIT – II
MINERALOGY : DEFINITION OF MINERAL, IMPORTANCE OF STUDY OF
MINERALS, DIFFERENT METHODS OF STUDY OF MINERALS.
ADVANTAGES OF STUDY OF MINERALS BY PHYSICAL
PROPERTIES.ROLE OF STUDY OF PHYSICAL PROPERTIES OF MINERALS
IN THE IDENTIFICATION OF MINERALS. STUDY OF PHYSICAL
PROPERTIES OF FOLLOWING COMMON ROCK FORMING
MINERALS: FELDSPER , QUARTZ , FLINT , JASPER, OLIVINE, AUGITE,
HORNBLENDE, MUSCOVITE , BIOTITE , ASBESTOS, CHLORITE, KYANITE,
GARNET, TALC, CALCITE. STUDY OF OTHER COMMON ECONOMICS
MINERALS SUCH AS PYRITE, HEMATITE , MAGNETITE,
CHRORITE , GALENA , PYROLUSITE , GRAPHITE, MAGNESITE, AND
BAUXITE. PETROLOGY : DEFINITION OF ROCK: GEOLOGICAL
CLASSIFICATION OF ROCKS INTO IGNEOUS,
SEDIMENTARY AND METAMORPHIC ROCKS. DYKES AND SILLS,
COMMON STRUCTURES AND TEXTURES OF IGNEOUS. SEDIMENTARY
AND METAMORPHIC ROCKS. THEIR DISTINGUISHING FEATURES,
MEGASCOPIC AND MICROSCOPIC STUDY OF GRANITE,
DOLERITE, BASALT, PEGMATITE, LATERITE, CONGLOMERATE, SAND
STONE, SHALE, LIMESTONE, GNEISS, SCHIST, QUARTZITE, MARBLE AND SLATE. ROCK EXCAVATION, STONE AGGREGATES