Records of the Geological Survey of India, Volume 98

analyses Assistant associated Asstt bands beds Block boreholes carried cent Circle clay coal coalfield collected completed comprise consists construction contains continued copper covered deposits depth detailed dips district Division dolomite drilling east examined exposed extends fault field folded formations foundation Geol geological geological mapping Geologists Geophysics gneiss grade granite granite gneiss grey groundwater hill holes included India indicated laboratory length lignite limestone located Long Lower major mapping Scale measures Meeting metre million tonnes mineralisation minerals minor northern Nummulitic occur Office pegmatite period phyllite places Pradesh presence Project proposed quartz quartz veins quartzite ranging recommended Regional reports reserves river rock types rocks samples sand sandstone Sarvashri schist seams seen Senior shale shear sheets Shri slate soil southern strike structure suggested supply Survey thickness thin trending tunnel Upper varies zone