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AIRBORNE MINERAL SURVEYS EXPLORATION WING 2638
COAL WING 3950
COORDINATION TECHNICAL DIVISION 41
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activities analysis anomalies associated Asstt bands Barakar base basin belt block boreholes carried Central chemical clay coal coal seams Coalfield collected complex comprising construction continued core covered deposits depth detailed Director Director Geologist district DIVISION drilling east eastern evaluation exploration exposed extension faults field fold Formation geological mapping Geologist Jr Geologist Sr geophysical geotechnical gneiss gold grade grained granite gravity grey ground Group identified India indicated intersected investigation lignite limestone located lower magnetic metal mineral mineralisation occur Officer OPERATION Pradesh prepared presence programme progress Project quartz quartzite range recorded regional reported represented revealed river rocks samples sand scale schist sector sediments sequence shale shear Shri sq km stage strike structural studies suggested surface surveys taken thickness traverse trending types undertaken units upper Valley values varies veins Wing zone