Records of the Geological Survey of India, Volume 123, Part 8The Survey, 1990 - 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 106
... varies from 35 to 825 ppm . Lead shows a poor distribution pattern and its value varies from less than 20 to 100 ppm ... varying from 325 to 825 ppm indicating that the source of mineralisation is within this unit . It is recommended ...
... varies from 35 to 825 ppm . Lead shows a poor distribution pattern and its value varies from less than 20 to 100 ppm ... varying from 325 to 825 ppm indicating that the source of mineralisation is within this unit . It is recommended ...
Page 132
... varies from 1000m to 1700m in 55 % of its length and less than 1000m in 45 % of its length . The rock mass have been ... varying from 10 to 20 in SW ( downstream ) direction . The geotechnical investigations carried out at the project ...
... varies from 1000m to 1700m in 55 % of its length and less than 1000m in 45 % of its length . The rock mass have been ... varying from 10 to 20 in SW ( downstream ) direction . The geotechnical investigations carried out at the project ...
Page 165
... varying from 8.5m in the river section to 17.85m on the bank . Cyclic water percolation test data have given fracture permeability of the quartzite ( at barrage site ) to be less than 0.87 lugeon , which indicates tightness of joint ...
... varying from 8.5m in the river section to 17.85m on the bank . Cyclic water percolation test data have given fracture permeability of the quartzite ( at barrage site ) to be less than 0.87 lugeon , which indicates tightness of joint ...
Contents
MINERALOGY AND MORPHOMETRY OF SOME RECENT | 9 |
REVIEW OF WORK DONE BY THE REGIONAL GEOLOGY | 12 |
REVIEW OF WORK DONE IN THE REGIONAL GEOLOGY | 21 |
Copyright | |
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alluvial Alluvium bands bank bars base basin belt block carried channel clay collected Complex comprises construction continued covered Crystallines deposits depth detailed developed direction DISTRICT Division drill excavation exploration exposed fault field flood flows folds Formation fossils further Ganga Garhwal GEOLOGICAL INVESTIGATIONS geological mapping gneiss gold grade grained granite Granitoid grey Group HIMACHAL Himalaya hole indicated Jammu joints limestone lineament located logging Lower major material Member metre mineral mineralisation nala occur Older phyllite Plain Pleistocene present proposed quartz quartzite Quaternary range Recent recorded regional represented river rocks samples sand sandstone scale schist sediments sequence shale shear Siwalik slate slope soil sq.km STAGE strike structure studies suggested surface surveys terrace thick Thrust trending tunnel units Upper upto UTTAR PRADESH valley values varying zone