Records of the Geological Survey of India, Volume 102

alluvium analysis Assistant Attended bands beds block boreholes Building Calcutta carried Central charnockites chemical Circle clay coal collected comprising consisting continued copper covered deposits depth detailed dips Director district Division drilling Engineer estimated examined exploration exploratory falling fault field folds formation found to occur foundation geohydrological geological geological mapping Geologist Jr Geophysical gneisses grade granites ground groundwater in-Charge included India indicated investigation Laboratory length limestone located logging Long meeting million tonnes mineral mineralisation Mining Nagpur observed officers pegmatites period phyllites pitting Pradesh prepared Project proposed quartz quartzites Rajasthan ranging received recommended Region reported reserves resistivity respectively revealed river rocks samples sandstones Sarvashri scale schists Senior shales sheets Shri strike studies suggested suitable supply surveys systematic taluk Technical thickness thin topo traversed trend tubewells underlain upto varying veins West zone