Records of the Geological Survey of India, Volume 100

alignment amphibolite analysed Andhra Assistant associated bands boreholes carried cent Central charnockites Circle clay coal coalfield collected completed comprising consisting construction continued copper covered deposits depth detailed dips district Ditto Ditto Ditto dolomite drilling east examined exposed fault folded foliation formations fossils foundation four geological geological mapping Geologists Geophysics gneiss grade granite granite gneiss ground groundwater hill holes included India indicated jointed laboratory length limestone located Long Lower massive measurements metres million tonnes mineralisation minerals occurs Office pegmatite period phyllites pits places Pradesh Project proposed proved quartz veins quartzite Rajasthan range recommended recorded Regional reports reserves river rock types samples sand sandstones Sarvashri scale schist seams Senior shales sheet Shri soil spillway strike studies suggested suitable supply surveys thickness thrust tion topo-sheet Trap trending tunnel Upper varies zone