Records of the Geological Survey of India, Volume 107The Survey, 1976 - Earthquakes Includes the Annual report of the Geological Survey of India, 1867- |
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Page 148
... rock types are basic lava , tuffaceous phyllite , banded hematite jasper and granite belonging to the Iron - Ore - series which are overlain unconformably by Kolhan group of rocks comprising sandstone , conglomerate , chert , phyllite ...
... rock types are basic lava , tuffaceous phyllite , banded hematite jasper and granite belonging to the Iron - Ore - series which are overlain unconformably by Kolhan group of rocks comprising sandstone , conglomerate , chert , phyllite ...
Page 192
... rock types . On the basis of study of sub- surface exploratory data an alternative spillway site has been suggested by Verma . Implementation of further exploratory programme has been recom- mended . Upper Sakri Tamoria Reservoir Scheme ...
... rock types . On the basis of study of sub- surface exploratory data an alternative spillway site has been suggested by Verma . Implementation of further exploratory programme has been recom- mended . Upper Sakri Tamoria Reservoir Scheme ...
Page 25
... rock . This flow is traceable for about 70 m along the nar , up- stream . The rocks thus constituting the traps in the western part of the lake belong to the following common types : ( i ) Dark greenish grey , fine grained , vesicular ...
... rock . This flow is traceable for about 70 m along the nar , up- stream . The rocks thus constituting the traps in the western part of the lake belong to the following common types : ( i ) Dark greenish grey , fine grained , vesicular ...
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amphibolite Andhra Pradesh Archaean bands basalt basin bauxite beds Bihar biotite block boreholes carried chalcopyrite chlorite clay Coalfield conglomerate copper cores Deccan Trap Delhi deposits depth Director district Division dolerite drilling epidote exposed felspar folds formation fossil galena geochemical Geol geological mapping Geological Survey Geologists Jr geophysical Ghosh Glossopteris Glossopteris flora gneiss gneissic complex Gondwana grade grained granite gneiss greenish greenstone belts grey Group hill holes horizon indicated investigation Kashmir Kurnool laterite limestone Lower mapped an area metamorphism mineralisation minerals occur Panjal trap pegmatite phyllite pits Project pyrite quartz quartz veins quartzite Quaternary Rajasthan Raniganj regional river rock types samples sand sandstone Sarvashri scale schist schistose seams sediments shale shear zone Shri Singh Siwalik spillway sq km Srivastava stratigraphic studies sulphide Survey of India thickness traverse trending tunnel unconformity Upper upto valley varies Vindhyan