Records of the Geological Survey of India, Volume 123, Part 1The Survey, 2002 - 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 134
... covered by soil . At the present spillway site , about 8 m to 10 m of excavation is required for foundation level . Be- sides , a long spill channel is is also required . An alternative spillway site at Ch . 19 was suggested on ...
... covered by soil . At the present spillway site , about 8 m to 10 m of excavation is required for foundation level . Be- sides , a long spill channel is is also required . An alternative spillway site at Ch . 19 was suggested on ...
Page 281
... covered in. Southern Region The studies at Ullumkal site revealed the avail- ability of fresh and massive migmatised gneiss with its vertical foliation , disposed normal to the dam axis , near surface and on right fiank and at a very ...
... covered in. Southern Region The studies at Ullumkal site revealed the avail- ability of fresh and massive migmatised gneiss with its vertical foliation , disposed normal to the dam axis , near surface and on right fiank and at a very ...
Page 386
... covered about 825 sq km area on 1 : 50,000 scale around Tripani and Nilpani area of Garhwal Himalayas in Uttarkashi district , U.P. in sheet No. 53M / 4 on expedition basis . The area was covered by systematic geological mapping aided ...
... covered about 825 sq km area on 1 : 50,000 scale around Tripani and Nilpani area of Garhwal Himalayas in Uttarkashi district , U.P. in sheet No. 53M / 4 on expedition basis . The area was covered by systematic geological mapping aided ...
Contents
CENTRAL HEADQUARTERS | 1 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 46 |
COAL WING | 72 |
Copyright | |
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analysed anomaly assess associated bands basalt base basic basin belt Bihar block bodies boreholes carried channel clay coal Code collected completed comprises condition construction continued core covered delineated deposits depth detailed developed Director district Division drilling dykes eastern exploration exposed field flows Formation foundation geological mapping geophysical geotechnical investigation gneiss gold grade grained granite Group Headquarters holes identified indicated intrusive irrigation length lignite limestone located lower magnetic major mineral mineralisation Nagpur objective occur Orissa Pradesh prepared present processed proposed quartz quartzite range Regional reported reservoir revealed river rock samples sand sandstone scale Scheme schist seams sediments shale shear soil spillway sq km stage strike structure suggested surface surveys taken thickness thin tion Toposheet traverses trending tunnel units upto values varies various veins West zone