Records of the Geological Survey of India, Volume 128, Parts 3-5Government of India, 1993 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 159
... bands and sand size grains of silica . Small low grade manganese bands have been encountered between 29.25 & 29.75 m . The borehole No. MS / BH - 10 , located 200 m west of MS / BH - 2 has intersected laterite , brown & yellow clay and ...
... bands and sand size grains of silica . Small low grade manganese bands have been encountered between 29.25 & 29.75 m . The borehole No. MS / BH - 10 , located 200 m west of MS / BH - 2 has intersected laterite , brown & yellow clay and ...
Page 82
... bands of BFC were delin- eated . The first band has a 600 m con- tinuous strike length varying in width from 4 to 20 m and is traceable east- wards for 100 m . The second band has a continuous strike length of 450 m with a widths of 4 ...
... bands of BFC were delin- eated . The first band has a 600 m con- tinuous strike length varying in width from 4 to 20 m and is traceable east- wards for 100 m . The second band has a continuous strike length of 450 m with a widths of 4 ...
Page 221
... bands , varying in thickness from about a metre to 30 m trending NW - SE . consists of an alternating sequence of siliceous and iron - rich bands , showing thin bands of thickness less than a milli- meter . Siliceous bands comprise ...
... bands , varying in thickness from about a metre to 30 m trending NW - SE . consists of an alternating sequence of siliceous and iron - rich bands , showing thin bands of thickness less than a milli- meter . Siliceous bands comprise ...
Contents
Coastal studies and Neotectonics | 5 |
Chhotonagpur Gneiss East | 12 |
Investigation for copper and associated mineralisation | 18 |
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Common terms and phrases
alignment amphibolite Andaman Andhra Pradesh apatite bands basemetal basin Bihar biotite block boreholes carbonatite charnockite chlorite clay conglomerate covered depth dips district dolerite drilling dykes Eastern excavation exposed fault field season fold foliation Formation fractures gabbro geochemical geological mapping geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold mineralisation Gondwana grade grained granite granite gneiss granulite grey Group of rocks INDEX indicated intersected intrusives joints Karnataka kimberlite laterite limestone lineaments lithounits located magnetic magnetite migmatite mineral NE-SW NW-SE occur Orissa pegmatite phyllite power house Project proposed pyrite quartz quartz veins quartzite Quaternary regional reservoir river rock types samples sandstone scale schist schist belt schistose sedimentary shale shear zone Singhbhum slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment strike length structures sulphide Tamil Nadu thick tion toposheet traverse trench trending tunnel ultramafic upto valley volcanics West Bengal