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
... WASHING 4 GEOLOGICAL SURVEY. Geological Survey of India Records Volume No. 118 , Pt . 3-8 , pp . 25-27 INTRODUCTION Since time immemorial local people in parts of Haryana , Himachal Pradesh and Uttar Pradesh have been washing gold from ...
... WASHING 4 GEOLOGICAL SURVEY. Geological Survey of India Records Volume No. 118 , Pt . 3-8 , pp . 25-27 INTRODUCTION Since time immemorial local people in parts of Haryana , Himachal Pradesh and Uttar Pradesh have been washing gold from ...
Page 23
... washing . Through repeated washing lighter fractions are gradually discarded thereby leaving the heavy minerals in the pan . Further washing of heavy mineral concentrate is carried out to fiind the presence of mesoscopic grains of gold ...
... washing . Through repeated washing lighter fractions are gradually discarded thereby leaving the heavy minerals in the pan . Further washing of heavy mineral concentrate is carried out to fiind the presence of mesoscopic grains of gold ...
Page 23
... washing process of gold bearing sediments by ' Long Tom Unit ' . This unit is , to some extent , mechanical and a large amount of material can be washed with the least loss of gold in tailings . It has an added advantage of being ...
... washing process of gold bearing sediments by ' Long Tom Unit ' . This unit is , to some extent , mechanical and a large amount of material can be washed with the least loss of gold in tailings . It has an added advantage of being ...
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