Records of the Geological Survey of India, Volume 101

alignment associated bands beds belt block boreholes carried Central charnockites Circle clay coal collected completed comprising consisting construction continued copper covered Delhi deposits depth detailed dipping district Division drilling Eastern Engineering examined exploratory exposed extensive fault field folds formations fossils foundation Garhwal Geol geological Geologist gneisses grade granite groundwater Hills holes included India indicated Kashmir Laboratories limestone located logging Long Lower major mapped Meeting million mineralisation minerals Nagpur Nummulitic observed occur officers period phyllites places Pleistocene power house Pradesh presence Project proposed quartzites Rajasthan range recommended Region reported river rocks samples sandstones Sarvashri scale schist seams sediments sequence shales sheet Shri Siwalik spillway Srivastava stage strike structures studies suggested Survey thickness trend tubewells tunnel types unit Upper upto valley varying Vindhyan zone