Records of the Geological Survey of India, Volume 110, Part 1government of India., 1975 - Earthquakes 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. |
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Page 47
... rocks of Chhattisgarh Group and Deccan the ascending order . The Maihar Sandstone is purple , Trap lava flows . fine to medium - grained , well sorted quartz arenite . A few veins of chalcedonic silica are worked for 72. The bedding of ...
... rocks of Chhattisgarh Group and Deccan the ascending order . The Maihar Sandstone is purple , Trap lava flows . fine to medium - grained , well sorted quartz arenite . A few veins of chalcedonic silica are worked for 72. The bedding of ...
Page 86
... rocks . The granitic rocks reveal at least two phases of major deformation , an earlier one giving rise to tightly appressed folds which are at times slightly overturned . At least two phases of granitic episodes in this area were noted ...
... rocks . The granitic rocks reveal at least two phases of major deformation , an earlier one giving rise to tightly appressed folds which are at times slightly overturned . At least two phases of granitic episodes in this area were noted ...
Page 120
... rocks are mainly shale and slaty shale , interbedded with greywacke and sub - greywacke . The general trend of the rocks is N - S to NE - SW with both easterly and westerly dips . Folds of two generations were found both on mesoscopic ...
... rocks are mainly shale and slaty shale , interbedded with greywacke and sub - greywacke . The general trend of the rocks is N - S to NE - SW with both easterly and westerly dips . Folds of two generations were found both on mesoscopic ...
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Common terms and phrases
alignment amphibolite Andhra Pradesh anomaly zones Asstt bands basalt basemetal bauxite bed rock Bihar biotite block boreholes Calcutta carried chalcopyrite charnockite Circle coal seams Coalfield collected cores Delhi deposits depth dips Director Geologist district drilling Dutta dykes encountered exposed fault folds foliation Formation foundation Geologist Jr GEOLOGY DIVISION geotechnical Ghosh gneiss Gondwana granite granite gneiss graphite grey Group Gupta Headquarters indicated intrusives investigated Jaipur Jammu Kumar Laboratory laterite limestone line km located logged Lucknow Madhya Pradesh magnetite mica schist migmatite million tonnes Mineral mineralisation Murthy nala NE-SW occur Officer Orissa pegmatite phyllite pitting power house Project proposed pyrite quartz quartz veins quartzite RAJASTHAN Region river rock types S/Shri sandstone scale schist sediments shale shear zones Shri S. K. Singh Sinha slope soil spillway sq km sq km area Srivastava strike length studies sulphide Supergroup thick traverse trending tunnel upto West Bengal