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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... exploration . Renewed endeavours were made for concept for research based approaches . Nearly 93 % of the total ... exploration sector continued to remain on basemetals , strategic and noble metals and on platinoid group . Exploration ...
... exploration . Renewed endeavours were made for concept for research based approaches . Nearly 93 % of the total ... exploration sector continued to remain on basemetals , strategic and noble metals and on platinoid group . Exploration ...
Page 87
... exploration for tin and associated mineralisation , at Tosham hill and its immediate suroundings , commenced in 1982-83 and concluded in 1985-86 . Reappraisal of the Geological set - up at Tosham with a change in exploration strategy ...
... exploration for tin and associated mineralisation , at Tosham hill and its immediate suroundings , commenced in 1982-83 and concluded in 1985-86 . Reappraisal of the Geological set - up at Tosham with a change in exploration strategy ...
Page 103
... exploration carried out in Chamri Block for the basemetal investigation in Tons valley area , Dehradun , is almost in the final stage of completion ; while the sub - surface exploration by drilling in Amtiargad Block is to be continued ...
... exploration carried out in Chamri Block for the basemetal investigation in Tons valley area , Dehradun , is almost in the final stage of completion ; while the sub - surface exploration by drilling in Amtiargad Block is to be continued ...
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