Records of the Geological Survey of India, Volume 115, Part 1

alignment analysis anomalies associated bands bank basin block bodies boreholes carried Circle clay collected completed comprising consisting construction containing continued core covered deposits depth detailed developed dips Director district Division drilling east examined exploration exposed fault field flows folds Formation foundation geological geological investigation geological mapping geophysical gneiss grade granite grey Group Headquarters Hills holes Hydel identified included indicated laboratory length lignite limestone located logging Lower magnetic major measurements mineralisation minerals Nagpur observed occur phyllite pitting power house PRADESH prepared present Project proposed quartz quartzite ranging Region reported river rock types rocks samples sand sandstone scale Scheme schist sediments sequence shale shear slope soil sq km stage strike structural studies suggested surface surveys terrace thickness thin tion toposheet traverse trending tunnel units Upper valley various varying veins West zone