Records of the Geological Survey of India, Volume 116The Survey, 1987 - 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 31
... drilling was closed after 11 boreholes aggregating a total of 2033.20 m ; 0.5 sq km and 0.8 sq km of detailed mapping on scale 1 : 1000 and 1 : 2000 respec- tively was carried out and 1003 soil / rock samples were collected . Drill holes ...
... drilling was closed after 11 boreholes aggregating a total of 2033.20 m ; 0.5 sq km and 0.8 sq km of detailed mapping on scale 1 : 1000 and 1 : 2000 respec- tively was carried out and 1003 soil / rock samples were collected . Drill holes ...
Page 60
... drill holes for a length of 323.98 m were completed . The green bole noticed between 22.00 m to 23.20 m depth in the drill hole No. 9 located at the Ch.28 on upstream alignment was not noticed in the drill holes located on the ...
... drill holes for a length of 323.98 m were completed . The green bole noticed between 22.00 m to 23.20 m depth in the drill hole No. 9 located at the Ch.28 on upstream alignment was not noticed in the drill holes located on the ...
Page 61
... drilled at Sleemnabad tunnel site was examined and geologically interpreted . The tunnel tests in the downstream wells would be helpful to trace the source of the leakage . Angle holes to assess any pervious horizons in the overburden ...
... drilled at Sleemnabad tunnel site was examined and geologically interpreted . The tunnel tests in the downstream wells would be helpful to trace the source of the leakage . Angle holes to assess any pervious horizons in the overburden ...
Contents
INTRODUCTION | 1 |
GEOCHRONOLOGY AND ISOTOPE GEOLOGY DIVISION | 7 |
PHOTOGEOLOGY AND REMOTE SENSING DIVISION | 15 |
Copyright | |
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amphibolite analysed Andhra Pradesh anomaly Asstt attended bands Bangalore basalt basalt flows basemetal basin Bihar Bijawar biotite block boreholes Calcutta carried charnockite Circle clay coal coalfield core covering an area Deccan Trap deposits depth Director District Divn dolomite drill holes dykes exploration exposed folds Formation geochemical geological mapping Geologist Jr Geology Division Geophysical geotechnical investigations Ghosh gneiss Gondwana grade granite gneiss Group Headquarters Hydel Hyderabad indicated Karnataka Kumar Laboratory laterite limestone line km located logged Lucknow Madhya Pradesh magnetic Maharashtra mapped an area meeting mica million tonnes mineral mineralisation Nagpur nala Orissa pegmatite phyllite Project quartz quartzite Quaternary Rajasthan Regional river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shillong Shri Singh soil spillway sq km sq km area Srivastava strike length studies Supergroup surveys thickness toposheet traverse trending tunnel upto varying Vindhyan