Records of the Geological Survey of India, Volume 126, Part 8The Survey, 1993 - 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 145
... shear zones marked by shearing oxida- tion and alteration , extending over a strike length of more than 3000m with width varying from 20 to 40m . The gold mineralisation is confined to these shear zones where concentrated gold values ...
... shear zones marked by shearing oxida- tion and alteration , extending over a strike length of more than 3000m with width varying from 20 to 40m . The gold mineralisation is confined to these shear zones where concentrated gold values ...
Page 147
... shear zone , 3. Phyllite . Fig . 2 L.V. section along drill holes GH - 8 , 7A & 7 Gurhar Pahar area , Sidhi , district M.P. sheared phyllite . The veinlets are parallel to subparallel to various openings developed during second deforma ...
... shear zone , 3. Phyllite . Fig . 2 L.V. section along drill holes GH - 8 , 7A & 7 Gurhar Pahar area , Sidhi , district M.P. sheared phyllite . The veinlets are parallel to subparallel to various openings developed during second deforma ...
Page 166
... shear zones at RD 666.50-681.50m and 861.50-887.50m were crossed without much problem . However , another wide shear zone created serious tunnelling problems includ- ing intersection of artesian flow in excess of 1000 lit / sec . at RD ...
... shear zones at RD 666.50-681.50m and 861.50-887.50m were crossed without much problem . However , another wide shear zone created serious tunnelling problems includ- ing intersection of artesian flow in excess of 1000 lit / sec . at RD ...
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Common terms and phrases
Active Flood Plain aeolian Banda Older Alluvium bands bank Bijawar borehole channel bars clay comprises conglomerate district dolomite drainage drilling erosional terrace exposed Fault Field Season Flood Plain fluvial folds foliation Formation Ganga basin Garra geochemical geological and geomorphological Geological map geomorphological geomorphological map Ghaghara gneiss grey Group Haryana Himachal Pradesh Himalaya Kali kankar landforms limestone lithological lithostratigraphy lithounits Little Gandak luvium medium grained micaceous sand mineral mineralisation Murree nala Newer Alluvium NW-SE Older Alluvial Plain Older Flood Plain palaeo palaeobanks palaeochannels phyllite pink Pleistocene porphyritic present quartz quartzite Quaternary geological Quaternary sediments Ramganga Recent Alluvium river rocks samples sandstone sandy facies scale schist sediments sequence shale silt silty Singh Siwalik slate slope Sonbhadra district sq km stromatolitic studies Terrace Alluvium thick Thrust tion toposheet Tosham trending Upper Siwalik upto Uttar Pradesh valley Varanasi Older Alluvium water logging Yamuna zone