Records of the Geological Survey of India, Volume 105The Survey, 1975 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 172
... drilling ten boreholes in two series , a strike continuity of only 150 m . was established with indication of mineralisa- tion down to a vertical depth of 50 m . As such the last two boreholes were drilled along the strike , 80 m . to ...
... drilling ten boreholes in two series , a strike continuity of only 150 m . was established with indication of mineralisa- tion down to a vertical depth of 50 m . As such the last two boreholes were drilled along the strike , 80 m . to ...
Page 256
... drilling in the Bandalamottu block was discontinued in February , 1971 , at the instance of the Hindustan Copper Limited after drilling 345.33 m in two boreholes . The deep drill holes were planned to prove the depth extension of the ...
... drilling in the Bandalamottu block was discontinued in February , 1971 , at the instance of the Hindustan Copper Limited after drilling 345.33 m in two boreholes . The deep drill holes were planned to prove the depth extension of the ...
Page 392
... drilled in the boreholes P - 1 and 2 , with the latter proving a 2.20 m thick seam at 51.37 m depth . Narsimhapur district Mohpani Coalfield : C. Kotareddy resumed the exploratory drilling on 26.3.71 . 320.15 m was drilled in the ...
... drilled in the boreholes P - 1 and 2 , with the latter proving a 2.20 m thick seam at 51.37 m depth . Narsimhapur district Mohpani Coalfield : C. Kotareddy resumed the exploratory drilling on 26.3.71 . 320.15 m was drilled in the ...
Contents
CENTRAL HEADQUARTERS | 1 |
NORTHERN REGION | 46 |
Engineering and Transport Division | 436 |
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abutment alignment alluvium amphibolite Andhra Pradesh Archaean bands Banerjee basalt bauxite bedrock Bihar biotite block boreholes carried out systematic charnockite clay coal Coalfield copper Deccan Trap deposits depth to water dips Director district Division dolerite dolomite drill holes Dutta Engineer examined exploration exposed folds foliation Formation geochemical geohydrological geological mapping Geologists Jr geophysical Ghosh gneisses grade granite groundwater grouting Himachal Pradesh Hydel indicated investigation Jammu Kashmir km on scale Laboratory laterite limestone located logging Madhya Pradesh mapped an area mapped on scale meterage metres million tonnes Mineral mineralisation Mysore nala occur pegmatite phosphorite phyllite pits power house Project pyrite quartz veins quartzite RAJASTHAN recommended Region river rock types samples sandstone Sarvashri schist seams sediments shale Sharma shear zones Shri Singh slate spillway sq km Srivastava strike length studies surveys systematic geohydrological taluk thickness Topo topo-sheets traverse trending tubewells tunnel underlain upto Uttar Pradesh