Records of the Geological Survey of India, Volume 114Geological Survey of India, 1986 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 1
... Grade 0.5 3 2.5 % to 5 % ZN . ( a ) Sindeswarkalan ( b ) Mohanpur North 70 ( tentative ) 50 " 2.13 % Zn 0.51 % Pb 3 ... grade Metallurgical grade Inferior grade The exploratory work for coal consisted of systematic geological mapping.
... Grade 0.5 3 2.5 % to 5 % ZN . ( a ) Sindeswarkalan ( b ) Mohanpur North 70 ( tentative ) 50 " 2.13 % Zn 0.51 % Pb 3 ... grade Metallurgical grade Inferior grade The exploratory work for coal consisted of systematic geological mapping.
Page 150
... grade is metallurgical , but at the central part where the thicknes is more , the ore is of charge chrome grade . In the eastern part , the ore bodies are disconnected and pinch at depth . The average thickness is 12 m and the average grade ...
... grade is metallurgical , but at the central part where the thicknes is more , the ore is of charge chrome grade . In the eastern part , the ore bodies are disconnected and pinch at depth . The average thickness is 12 m and the average grade ...
Page 324
... grade varies from R. L. 364.5 m to R. L. 369.5 m involving further excavation of 1 to 10 m to reach the tentative foundation grade decided on earlier drilling data . It has been observed that in block Nos . 28 to 31 there is a scope for ...
... grade varies from R. L. 364.5 m to R. L. 369.5 m involving further excavation of 1 to 10 m to reach the tentative foundation grade decided on earlier drilling data . It has been observed that in block Nos . 28 to 31 there is a scope for ...
Contents
CENTRAL HEADQUARTERS | 5 |
STRATIGRAPHY AND PALAEONTOLOGY DIVISION | 14 |
INTERNATIONAL WING | 23 |
Copyright | |
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alignment amphibolite analysis Andhra Pradesh anomaly Asstt bands basalt bed rock belt Bihar biotite block boreholes Calcutta carried chalcopyrite chemical Circle clay coalfield comprising core Dam Project Deccan Trap depth dips Director DISTRICT Division dolomite drill holes dykes excavation exploration exposed fault foliation Formation geochemical geological mapping Geologist Jr geotechnical investigation geothermal Ghosh gneiss Gondwana grade granite gneiss grey Group Headquarters HIMACHAL PRADESH Hydel Project Hydel Scheme indicated Jammu Karnataka km long Kumar Laboratory limestone line km lineaments located logged Lucknow magnetic magnetite mapped an area mica mineralisation minerals nala occur Orissa pegmatite phyllite pits power house Pradesh proposed pyrite quartz quartzite Region river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shri siltstone Singh slate spillway sq km Srivastava strike length studies Survey of India thickness tion tonnes toposheet traverse trending upto valley volcanic