Records of the Geological Survey of India, Volume 111, Part 1Government of India, 1983 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 209
... flows of the Deccan Trap except for a small portion in the southern part where some Tertiary sediments are ex- posed . The lower flows are acid to basic in composition . The basic lavas which are mainly of ' Pahoehoe ' type are either ...
... flows of the Deccan Trap except for a small portion in the southern part where some Tertiary sediments are ex- posed . The lower flows are acid to basic in composition . The basic lavas which are mainly of ' Pahoehoe ' type are either ...
Page 230
... flows were demarcated . The flows are nonporphyritic to moderately porphyritic with coarse phenocrysts of felspars . The basalt flows exhibit a regional dip of 1 in 160 to southeast . The area is intruded by seven dykes of ...
... flows were demarcated . The flows are nonporphyritic to moderately porphyritic with coarse phenocrysts of felspars . The basalt flows exhibit a regional dip of 1 in 160 to southeast . The area is intruded by seven dykes of ...
Page 252
... flows of Deccan Trap basalt at the site of 25.63 m high and 1,878 m long earth dam proposed to irrigate 3,155 hectares across the Rangawali river in Navapur taluka . The depth of decomposition along the dam axis has reached upto 25 m ...
... flows of Deccan Trap basalt at the site of 25.63 m high and 1,878 m long earth dam proposed to irrigate 3,155 hectares across the Rangawali river in Navapur taluka . The depth of decomposition along the dam axis has reached upto 25 m ...
Contents
PETROLOGY DIVISION | 1 |
GEOSCIENCE DATA CENTRE | 9 |
CHEMICAL DIVISION | 35 |
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alignment amphibolite analysis Andhra Pradesh anomaly zone bands basalt basin bauxite bedrock Bihar block boreholes Calcutta chemical clay coal Coalfield covered delineated deposits depth dipping Director dist district Division drill cores drill holes electrical resistivity exploration fault folded Formation fossils geochemical geological mapping Geologist Geophysical surveys geotechnical geothermal glacier gneiss Gondwana graphite Group Haryana Headquarters Himachal Pradesh Hydel I. P. anomaly India indicated Jammu laboratory laterite limestone line km located logged Madhya Pradesh magnetic magnetite Manuscripts processed Meghalaya metres migmatites mineralisation minerals nala NW-SE occurs Orissa phyllite pits power house Project proposed quartz quartzite regional river rock samples rock types S/Shri samples were collected sand sandstone scale schist seams Sector sediments seismic shale shear zone Shri soil spillway sq km strike length studies sulphide thickness tion tonnes Toposheet traverse trending tunnel upto Uttar Pradesh Valley varying West Bengal