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 27
... heavy minerals in the pan . Further washing of heavy mineral concentrate is carried out to fiind the presence of mesoscopic grains of gold . Collection of auriferous sediments Collection of auriferous sediments is usually done manually ...
... heavy minerals in the pan . Further washing of heavy mineral concentrate is carried out to fiind the presence of mesoscopic grains of gold . Collection of auriferous sediments Collection of auriferous sediments is usually done manually ...
Page 84
... Heavy Mineral Concentration of Stream. Rushikulya river banks . General elevation of the surface is only of the order of 5 to 15 metres and the slope is almost nil ( 0 ° -2 ° ) . Ganjam surface is well observed near Kalyanpur , north of ...
... Heavy Mineral Concentration of Stream. Rushikulya river banks . General elevation of the surface is only of the order of 5 to 15 metres and the slope is almost nil ( 0 ° -2 ° ) . Ganjam surface is well observed near Kalyanpur , north of ...
Page 87
... Heavy Mineral Analysis The heavy mineral analysis were separated by using heavy liquid ( Bromoform ) in the centrifuge . The heavies were mounted on the slide for identi- fication . The percentage of heavies were calculated from 170 ...
... Heavy Mineral Analysis The heavy mineral analysis were separated by using heavy liquid ( Bromoform ) in the centrifuge . The heavies were mounted on the slide for identi- fication . The percentage of heavies were calculated from 170 ...
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Common terms and phrases
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