Records of the Geological Survey of India, Volume 134, Part 3Geological Survey of India, 1999 - 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 123
... exposed at the site . The entire right bank is steep and rocky , whereas on the left bank up to 10 m.rock is exposed , above which slope wash material / slide debris consisting of large boulders / blocks are present . The present . The ...
... exposed at the site . The entire right bank is steep and rocky , whereas on the left bank up to 10 m.rock is exposed , above which slope wash material / slide debris consisting of large boulders / blocks are present . The present . The ...
Page 131
... exposed intermitenly within alluvium for a strike length of 2 km . Subsurface studies may bring out more pegmatitic lenses in the area . The pegmatite body exposed SW of Losera is 150m long and 6m wide where an old working of mica is ...
... exposed intermitenly within alluvium for a strike length of 2 km . Subsurface studies may bring out more pegmatitic lenses in the area . The pegmatite body exposed SW of Losera is 150m long and 6m wide where an old working of mica is ...
Page 171
... exposed at the higher level are schistose quartzites to quartz schists with abundance of muscovite and sericite . In thin sections , quartzites are recrystallised with mosaic of polygonal quartz and minor sercite . Metavolcanics are ...
... exposed at the higher level are schistose quartzites to quartz schists with abundance of muscovite and sericite . In thin sections , quartzites are recrystallised with mosaic of polygonal quartz and minor sercite . Metavolcanics are ...
Contents
HEADQUARTERS Page | 1 |
Petrology Division | 7 |
Palynostratigraphy of the Gondwana sediments in the Brahmani and Birbhum coalfield | 13 |
Copyright | |
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alluvium amphibolite anomaly antiform axial bands basemetal basin bauxite beach bed rock belt Bihar biotite block BOLANGIR DISTRICT boreholes carried charnockite chromite coarse grained Code construction core samples covered Deogarh deposits depth DISTRICT drilled earth dam eastern Engineering Geology Engineering Geology Division excavated exposed fault field season fold foliation formation fracture gabbro garnet garnetiferous geochemical sampling GEOLOGICAL MAP Geology Division Opn geophysical GEOTECHNICAL INVESTIGATION gneiss Gondwana grade granite granite gneiss granitoids grey identified indicated intersected iron Jharkhand khondalite laminated landslide laterite lithounits located manganese mica schist mineralisation minerals nala occurs Orissa pegmatite phyllite Project Engineering Geology Purulia pyrite quartz quartz veins quartzite regional river sandstone scale schist sector shale shear zone Sikkim Singhbhum slope soil spillway sq.km stream sediment sampling strike length structure Super Group supracrustal surface survey synforms thickness toposheet trench trending ultramafic volcanics WEST BENGAL WEST SINGHBHUM