Records of the Geological Survey of India, Volume 118, Parts 3-8government of India., 1983 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 4
... Table 1 . The content of Co varies from < 10 ppm to 20 ppm whereas Ni ranges from 10 ppm to 75 ppm . The values of Cu are mostly less than 50 ppm except for two samples i.e. 1-5 and 1-7 ( 3 ) which contain 100 and 200 ppm of Cu ...
... Table 1 . The content of Co varies from < 10 ppm to 20 ppm whereas Ni ranges from 10 ppm to 75 ppm . The values of Cu are mostly less than 50 ppm except for two samples i.e. 1-5 and 1-7 ( 3 ) which contain 100 and 200 ppm of Cu ...
Page 21
... TABLE I Band No. Thickness of Grade economic CaO Mgo Insolubles R.OR Weighted average grade of cumulative thickness sub - zones % % % % CaO of marbles % MgO % Insolubles % R2O3 % Band I 10-14 m 46.9 0.68 13.01 1.89 ( 4 m ) 18-22 m 44.97 ...
... TABLE I Band No. Thickness of Grade economic CaO Mgo Insolubles R.OR Weighted average grade of cumulative thickness sub - zones % % % % CaO of marbles % MgO % Insolubles % R2O3 % Band I 10-14 m 46.9 0.68 13.01 1.89 ( 4 m ) 18-22 m 44.97 ...
Page 32
... Table IV . It can be seen from the above Table that the maximum PGE concentration is within within the chromitite horizons of different stratigraphic levels of chromite ore seams , out of which comparatively higher values are obtained ...
... Table IV . It can be seen from the above Table that the maximum PGE concentration is within within the chromitite horizons of different stratigraphic levels of chromite ore seams , out of which comparatively higher values are obtained ...
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aeolian aerial alluvial amphibolite bands basin belt Bihar biotite channel Charnockite chromite chromitite clay coal field concentration Denudational hill deposits developed drainage Duasini environmental erosion FAAS flood plain fluvial folds foliation forest formation gabbro Ganjam garnet Geol Geological Survey geomorphic geomorphology gneiss gold grains granite gneiss granitised amphibolite groundwater hornblende iron khondalite Kumari land landform landuse laterite Limonite lineament Manbazar Surface massive amphibolite ment mineralised minerals mining nala ND ND Noa Dihing Opx cumulate Orissa oxidation parent rocks pediplain PG elements plagioclase platinum group ppm ppm ppm Purulia district Quarry quartz quartzite Quaternary Records Volume Rohtak district Rushikulya river Sambhar Salt Lake samples sandstone schistose schistose amphibolite sediments shear zone slopes soil sq km sqkm structures Survey of India Taptapani terraces Tetla thickness tion Tirap district trend ultramafic valley varies West Bengal