Records of the Geological Survey of India, Volume 123, Part 3The 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 xxvi
... tunnel needed for the river diversion . Based on investigations carried out at the Purulia Pumped Storage Scheme site , a rockfill structure for the upper dam , a masonry dam with a river bed spillway for the lower dam and an ...
... tunnel needed for the river diversion . Based on investigations carried out at the Purulia Pumped Storage Scheme site , a rockfill structure for the upper dam , a masonry dam with a river bed spillway for the lower dam and an ...
Page 119
... tunnel length . The borehole logs were re- examined and bedrock / feshrock profiles plotted against proposed tunnel crown level . The recent proposal of a deep underground power- house close to the intake position eleminates the ...
... tunnel length . The borehole logs were re- examined and bedrock / feshrock profiles plotted against proposed tunnel crown level . The recent proposal of a deep underground power- house close to the intake position eleminates the ...
Page 126
... tunnel - I and tunnell - III in certain stretches because of the presence of highly decom- posed sheared and faulted phyllite . In tunnel - II , the rocks are highly weathered , sheared and jointed volcanic agglomerates . The rock ...
... tunnel - I and tunnell - III in certain stretches because of the presence of highly decom- posed sheared and faulted phyllite . In tunnel - II , the rocks are highly weathered , sheared and jointed volcanic agglomerates . The rock ...
Contents
Study of volcanic rocks of Rajmahal trap affinity enocountered in the boreholes drilled | 47 |
Systematic palynological investigation in Ibriver coalfield Himgir basin Sundergarh | 60 |
Integrated study of the anorthosite and associated rocks of Bankura district West Bengal | 71 |
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Common terms and phrases
ABSTRACTS OF PROGRESS alignment amphibolite anorthosite apatite bands BANKURA basin belt Bihar BIHAR Code biotite block boreholes charnockite chromite clay CONSTRUCTION STAGE GEOTECHNICAL deposits depth Dhanjori drilling earth dam Eastern Ghat Engineering Geology Engineering Geology Division-IV excavation exposed EXTENDED ABSTRACTS field season flood plain formation foundation geochemical geological mapping Geology Division-II Ops geomorphological mapping geophysical Geotechnical and Special GEOTECHNICAL INVESTIGATION gneiss gold Gondwana grade granite granite gneiss granitoid granulite graphite grouting GSI Vol indicate irrigation Khola khondalite laterite lineament located manganese Mayurbhanj mica schist migmatites mineralisation minerals nala occur Orissa ORISSA Code pegmatite phyllite plagioclase power house present programme proposed Proterozoic Purulia district quartzite QUATERNARY GEOLOGICAL Regional Geology samples sand sandstone scale schist sector sediments shear zone Sikkim Singhbhum Singhbhum district soil Special Investigation spillway sq km STAGE GEOTECHNICAL INVESTIGATION surface SURVEY OF INDIA tion trending tunnel upto volcanic West Bengal WEST BENGAL Code