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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Results 1-3 of 88
Page 68
... boreholes two boreholes ( HG - 2 and 3 ) fall in Assam and six ( HG - 8 ) fall in Meghalaya . Except for the last borehole ( HG - 8 ) all the other boreholes are located in the alluvium . In these boreholes , below a thin cover of river ...
... boreholes two boreholes ( HG - 2 and 3 ) fall in Assam and six ( HG - 8 ) fall in Meghalaya . Except for the last borehole ( HG - 8 ) all the other boreholes are located in the alluvium . In these boreholes , below a thin cover of river ...
Page 78
... boreholes ( GBR - 1 to 3 ) . In the boreholes six regional seams i.e. IA , I , II , IIa , III , IV with thicknesses of 0.50 m to 1.70 m , 108 m to 1.75 m , 1.75 m to 2.00 m , 0.50 m to 1.05 m , 0.65 m to 1.85 m resp . were encoun- tered ...
... boreholes ( GBR - 1 to 3 ) . In the boreholes six regional seams i.e. IA , I , II , IIa , III , IV with thicknesses of 0.50 m to 1.70 m , 108 m to 1.75 m , 1.75 m to 2.00 m , 0.50 m to 1.05 m , 0.65 m to 1.85 m resp . were encoun- tered ...
Page 159
... boreholes were completed during the season . Mn - ore zones varying in thickness from 0.25 m to 2.35 m were encountered in 3 boreholes in this area . GIRIDIH DISTRICT MICA BIHAR A. S. Banerjee , ( of E.G.D - I Op . WB - A & N Sikkim ) ...
... boreholes were completed during the season . Mn - ore zones varying in thickness from 0.25 m to 2.35 m were encountered in 3 boreholes in this area . GIRIDIH DISTRICT MICA BIHAR A. S. Banerjee , ( of E.G.D - I Op . WB - A & N Sikkim ) ...
Contents
CENTRAL HEADQUARTERS | 3 |
GEOPHYSICAL DIVISION | 16 |
MINERAL PHYSICS DIVISION | 22 |
Copyright | |
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Common terms and phrases
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