Records of the Geological Survey of India, Volume 132, Part 5The Survey, 1997 - 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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Results 1-3 of 48
Page 26
... borehole JD - 40 and one deep borehole ( JD - 47 ) was planned to intersect the same zone at 120 m vertical depth . All the boreholes intersected the mineralised zones represented by highly sheared , altered and mylonitised granodiorite ...
... borehole JD - 40 and one deep borehole ( JD - 47 ) was planned to intersect the same zone at 120 m vertical depth . All the boreholes intersected the mineralised zones represented by highly sheared , altered and mylonitised granodiorite ...
Page 88
... Borehole GNB - 1 and GNB - 2 were planned to intersect eastern lode ; GNB - 3 was located to test the middle and eastern lodes ; whereas the boreholes GNB - 4 , 5 and 6 were planned to test the western and middle lodes and the last borehole ...
... Borehole GNB - 1 and GNB - 2 were planned to intersect eastern lode ; GNB - 3 was located to test the middle and eastern lodes ; whereas the boreholes GNB - 4 , 5 and 6 were planned to test the western and middle lodes and the last borehole ...
Page 89
... BOREHOLE WITH DEPTH PIT ― Drilling of nine completed boreholes and a part of tenth ( CGH - 12 17.80 m ) was carried out , totalling 1109-45 m drilling . The first five boreholes CGH - 4A , 5 , 6 , 7 and 8 were of first level and the ...
... BOREHOLE WITH DEPTH PIT ― Drilling of nine completed boreholes and a part of tenth ( CGH - 12 17.80 m ) was carried out , totalling 1109-45 m drilling . The first five boreholes CGH - 4A , 5 , 6 , 7 and 8 were of first level and the ...
Contents
Project JonnagiriKadiriGadwal Schist Belts | 21 |
Ramagiri Schist Belt | 27 |
Project Diamond | 34 |
Copyright | |
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acid volcanics amphibolite ANDHRA PRADESH argillites assessment auriferous bands basin biotite block boreholes carried chargeability charnockite charnockite gneiss Chitradurga clay construction Cuddapah delineated depth Dharmapuri district dimension stone dolerite downstream drilled earth dam east emplaced ENE-WSW excavated exposed faults field season folds foliation Formation foundation fractures geochemical GEOLOGICAL MAP geophysical gneiss Gneissic gold mineralisation grained granite granite gneiss granulite grey grouting hornblende indicated intersected intrusive joints KARNATAKA KERALA kimberlite laterite limestone lineament located lode mafic magnetic major migmatitic minerals NE-SW NNW-SSE NW-SE occurs pegmatite pegmatite veins phyllite pink Plate-1 potential power house pyroxene pyroxene granulite quartz quartz veins quartzite regional Reservoir Project River rock types samples scale schist belt sediments seepage shaft shear zone slope soil southern spillway sq km strike length structural studies sulphides surveys Tamil Nadu tectonic terrain thick traverses trench trending tunnel upto vertical weathered