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
... gold from stream sediments ( Saxena et al , 1983 ) . They work on an average for 90 days in a year during monsoon and intermittent rainy periods . The rainy season is the best suited time for gold washing because there is ample supply ...
... gold from stream sediments ( Saxena et al , 1983 ) . They work on an average for 90 days in a year during monsoon and intermittent rainy periods . The rainy season is the best suited time for gold washing because there is ample supply ...
Page 23
... gold grains more prominent over the pan . Two types of wooden pans are used by the panners . One is oval shaped , having length and width of 0.50 m and 0.25 m respectively , with concavity of 0.05 m at the centre ( Fig . 1 ) , the other ...
... gold grains more prominent over the pan . Two types of wooden pans are used by the panners . One is oval shaped , having length and width of 0.50 m and 0.25 m respectively , with concavity of 0.05 m at the centre ( Fig . 1 ) , the other ...
Page 23
... gold grains . Thus the ' Long Tom Unit ' has minimum loss of gold grains during washing process . Bharat Gold Mines Ltd. , are using circular slack steel pans , weighing about 3.5 kg in their laboratories . It is an American pan which ...
... gold grains . Thus the ' Long Tom Unit ' has minimum loss of gold grains during washing process . Bharat Gold Mines Ltd. , are using circular slack steel pans , weighing about 3.5 kg in their laboratories . It is an American pan which ...
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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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