Records of the Geological Survey of India, Volume 118, Parts 3-8government of India., 1991 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 23
... 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 23
... heavy minerals , obtained after the wash- ing of sediments . The recovery could be done by sophisticated scientific methods in the laboratories but local washers do it by mercury amalgamation process at site itself . They again pan the ...
... heavy minerals , obtained after the wash- ing of sediments . The recovery could be done by sophisticated scientific methods in the laboratories but local washers do it by mercury amalgamation process at site itself . They again pan the ...
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 ...
Contents
Study of TaptapaniChandragiri Shear Zone in Eastern Ghats | 1 |
Chemistry of Hornblendes of the amphibolites from HesatuBelbathan | 7 |
Deformation history of the Precambrian rocks around Tigda | 13 |
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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 hills deposits developed drainage Duasini environmental erosion FAAS flood plain fluvial folds formation gabbro Ganjam Geol Geological Survey geomorphic GEOMORPHOLOGY gneiss gold grains granite gneiss granitised amphibolite groundwater hornblende INDIA Records Volume iron khondalite Kumari land landform landuse laterite Limonite lineament Manbazar Surface massive amphibolite material ment mineralised minerals mining nala ND ND Noa Dihing Opx cumulate Orissa oxidation parent rocks pediplain plagioclase platinum group ppm ppm ppm Purulia district Quarry quartz quartzite Quaternary Rohtak district Rushikulya river Sambhar Salt Lake samples sandstone schistose schistose amphibolite sediments shear zone slopes soil sq km sqkm structures SUKINDA ULTRAMAFIC Survey of India Taptapani terraces terrain Tetla thickness tion Tirap district trend ultramafic valley varies West Bengal