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42nd Indian Sci abstract analyses appears Assistant associated bands bank beds Bihar Bombay bone border boreholes carried clay coal collected colour consists contain continued copper covered deposits depth detailed Development direction district Ditto drilling east examined exposed fault feet field formations fossils further Geol Geological Geological Survey Geologist gneisses Gondwana grains granite groundwater hill included Indian indicated industry length lignite limestone localities located Lower M.Sc Madhya Pradesh mapping material miles mineral mining nature noted observed occur places portion present Proc Project proposed quarry quartz quartzites range recorded region reported represented river road rocks samples sand sandstones Scale seam seen shales side species specimen stage strike suitable supply surface Survey thick tion trap Type Upper Valley varying veins village zone