Records of the Geological Survey of India, Volume 122, Part 1
Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals.
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 4571
COAL WING 7296
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alignment analysis anomaly assess associated bands bank base basin belt block boreholes carried clay coal Code collected completed comprises construction continued core covered deposits depth detailed developed Director district Division drilling east evaluation exploration exposed extension fault field flows Formation foundation further geological mapping Geology Division geophysical geotechnical gneiss gold granite grey Group Headquarters holes identified indicated investigation length limestone located logging Lower magnetic major measures mineral mineralisation objective occur plain power house Pradesh prepared present proposed quartz quartzite ranging recorded regional reports reservoir river rock samples sand sandstone scale scheme schist seams season sediments shale shear Shri slope soil sq km stage strike structural studies suggested surface surveys taken thick tion toposheet traverses trending tunnel types units Upper upto valley values varies various veins zone