Records of the Geological Survey of India, Volume 124, Parts 3-4Government of India, 1991 - 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 110
... volcanic episodes . These are enumerated below ( from older to younger ) . i ) Submarine volcanic cruption gave rise to a giant volcanic cone giving birth to the Barren island . The ancient lava as exposed is massive at the base ...
... volcanic episodes . These are enumerated below ( from older to younger ) . i ) Submarine volcanic cruption gave rise to a giant volcanic cone giving birth to the Barren island . The ancient lava as exposed is massive at the base ...
Page 112
... Volcanic Crater Boundary of Recent Volcanic Cone Mapped by : - D. Halder Plate 42C 92 ° 52'30 " 120 17'30 " ENGINEERING GEOLOGY DIVISION - I AN OVERVIEW N. Mazumdar Director DA T. Laskar J.K.Biswas Edged Rock.
... Volcanic Crater Boundary of Recent Volcanic Cone Mapped by : - D. Halder Plate 42C 92 ° 52'30 " 120 17'30 " ENGINEERING GEOLOGY DIVISION - I AN OVERVIEW N. Mazumdar Director DA T. Laskar J.K.Biswas Edged Rock.
Page 200
... volcanic rocks at depth . Pet- rological studies of these volcanic rocks were undertaken to find out their , náture , and also to compare them with those of Rajmahal Traps occurring to the north . Intrusives of Raniganj Coal field were ...
... volcanic rocks at depth . Pet- rological studies of these volcanic rocks were undertaken to find out their , náture , and also to compare them with those of Rajmahal Traps occurring to the north . Intrusives of Raniganj Coal field were ...
Contents
Quaternary geological and geomorphological mapping in the Gandak basin in parts of east | 7 |
5000063360 scale and quadrangle sheets with | 14 |
Geology of the area around Pasighat Ledum Koyu East Siang district | 3 |
Copyright | |
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alignment amphibolite anomaly arca Arunachal Pradesh Assam bands Barail Group basemetal basin bed rock belt Bhuban Bihar biotite block boreholes Brahmaputra Charnockite clay Construction stage geotechnical dam axis deposits depth drilling Engineering Geology Engineering Geology Division erosion excavation exposed fault field season flood plain folds foliation foundation geochemical geological mapping geomorphological geophysical Geotechnical and Special geotechnical investigation gneiss Gondwana grained granite gneiss granitoids grey Group of rocks grouting GSI.Rec Hills district holes indicate irrigation left bank limestone located Manipur Meghalaya mineralisation Mizoram nala occur Orissa pegmatite phyllite power house Precambrian proposed Purulia quartz quartz veins quartzite Quaternary Regional Geology Division reservoir scheme river samples sand sandstone scale schist sedimentary sediments sequence shale shear zone Shillong siltstone Singhbhum slope soil Special Investigation spillway sq km stage geotechnical investigation structures Subansiri surface Survey of India terrace Tertiary thick toposheet traverses trending tunnel upto volcanics West Bengal