Records of the Geological Survey of India, Volume 120, Part 1Geological Survey of India, 1991 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 148
... gneiss , granite gneiss , migmatitic gneiss with palaeosome of khondalite , calc - granulite and basic- charnockite , leptynite , pink - granite and pegmatite . Fine grained gneissic patches are observed with- in porphyroblastic ...
... gneiss , granite gneiss , migmatitic gneiss with palaeosome of khondalite , calc - granulite and basic- charnockite , leptynite , pink - granite and pegmatite . Fine grained gneissic patches are observed with- in porphyroblastic ...
Page 153
... gneiss as have been grouped into three variants on the basis of the fabric characteristics . ( i ) Banded Gneiss with well defined bands of leucosome and palaeosome ; ( ii ) Foliated gneiss including the streaky gneiss and ( iii ) Augen ...
... gneiss as have been grouped into three variants on the basis of the fabric characteristics . ( i ) Banded Gneiss with well defined bands of leucosome and palaeosome ; ( ii ) Foliated gneiss including the streaky gneiss and ( iii ) Augen ...
Page 327
... gneiss , pink granite gneiss both acid and basic intrusive rocks , are the other rock types . The work has clearly brought out the inter - relation between the main Gangavalli shear zone trending NE- SW and the E - W shear - zone ...
... gneiss , pink granite gneiss both acid and basic intrusive rocks , are the other rock types . The work has clearly brought out the inter - relation between the main Gangavalli shear zone trending NE- SW and the E - W shear - zone ...
Contents
CENTRAL HEADQUARTERS | 3 |
GEOPHYSICAL DIVISION | 16 |
MINERAL PHYSICS DIVISION | 22 |
Copyright | |
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airborne alignment amphibolite analysis anomalies associated Background Information bands basalt basemetal basin Bihar biotite block borehole Calcutta carried out geotechnical chalcopyrite clay coal seams coalfield Code comprising copper core samples covering an area Deccan Deccan Trap deposits depth range Director DISTRICT drill cores dykes evaluation exploration exposed fault flows Formation geological mapping GEOLOGY DIVISION geophysical geotechnical investigation gneiss Gondwana grained granite gneiss gravity Group Headquarters Hydel indicated Karnataka Laboratory landsat Lats limestone located logging Madhya Pradesh magnetic Meghalaya million tonnes mineral mineralisation occur ophiolite Orissa pegmatite phyllite power house programme Project proposed quartz quartzite Rajasthan Raniganj REGIONAL GEOLOGY river rock types samples were collected sand sandstone scale schist sector sediments shale shear zone Shri spillway sq km sq km area strike length structural studies sulphide surface surveys thickness tion toposheet traverse trending tunnel upto varying West Bengal