Records of the Geological Survey of India, Volume 106, Part 1

alignment analysed anomaly Assistant Attended bands bank bauxite block bore boreholes carried Central Circle clay coal Coalfield collected completed comprise consists construction continued copper core covered deposits depth detailed dips direction Director district Division drilling east electrical Engineer examined exploration exploratory exposed extension fault field folds formations foundation geological mapping Geologist gneiss grade granite Groundwater holes included India indicated investigation joints Laboratory length limestone located logging Long meeting metres million mineralisation minerals Nagpur observed occurs officers operations pegmatite period phyllites pits Pleistocene Pradesh present Project proposed proved quartz quartzite Rajasthan ranging recommended recorded Region reported reserves river rock types S/Shri samples sand sandstone scale Scheme schist seams shales shear Sheet Shri strike studies suggested Survey systematic thickness thin tonnes toposheet traverse trending tunnel upto valley varies veins West zone