Records of the Geological Survey of India, Volume 121, Parts 2-8The Survey, 1993 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 10
... indicates high Al2O , ( 18.03 % av . ) and low alkalies ( Na , O = 2.20 % and K2O = 0.32 % ) contents of the baslaƄ . CIPW norms indicate the presence of normative olivine ( Table 2 ) . So , this may be a high alumina picrite basalt ...
... indicates high Al2O , ( 18.03 % av . ) and low alkalies ( Na , O = 2.20 % and K2O = 0.32 % ) contents of the baslaƄ . CIPW norms indicate the presence of normative olivine ( Table 2 ) . So , this may be a high alumina picrite basalt ...
Page 11
... indicates high SiO , ( 67.03 % ) , Na2O + K2O ( 6.8 % ) and low Fe2O3 + FeO ( 5.53 % ) , MgO ( 0.68 % ) and CaO ( 2.57 % ) content of the granophyre sill . CIPW norms indicate that the rock is a rhyodacite ( Table 2 ) . STRUCTURE The ...
... indicates high SiO , ( 67.03 % ) , Na2O + K2O ( 6.8 % ) and low Fe2O3 + FeO ( 5.53 % ) , MgO ( 0.68 % ) and CaO ( 2.57 % ) content of the granophyre sill . CIPW norms indicate that the rock is a rhyodacite ( Table 2 ) . STRUCTURE The ...
Page 108
... indicates remarkable changes in height above the mean sea level at various points . ( 19 ) Thus , to the east and ... indicate an inccrease in altitude over a period of time . This general increase in RL values is observed upto north of ...
... indicates remarkable changes in height above the mean sea level at various points . ( 19 ) Thus , to the east and ... indicate an inccrease in altitude over a period of time . This general increase in RL values is observed upto north of ...
Contents
Structural Geometry of Ras Marble and its relationship with | 1 |
Geology of Deccan traps around TylsishyamKhambha | 9 |
Structural framework of folded Deccan basalts in Satpura 2 | 11 |
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alkaline alluvial anomaly apatite Assam Baikunthapur basalt Beldih Bihar biotite block borehole burrows carbonaceous carbonatites Chalsa clay coal coastal colour Copper Belt correlation deposits district dykes flows fluvial folds Foothill Fault Zone fossils Ganga Geol Geological Survey geology and geomorphology geomorphology geophysical GHOSH gm British Museum gm Dr gm Prof gneisses grained granite Himalayas Holocene hornfels India INDIA Records Volume intrusion Jaldhaka Jharia Kutni Laterite lineament magma magnetic metamorphism meteorites migmatites mineral mineralisation mining olivine Orissa phyllites plagioclase Pleistocene quartz quartzite Quaternary geology Quaternary landforms Rajasthan Ras Marble Recent Flood Plain region Report rhyolite ridge river basin rocks sand sandstone scarp schist seams sediments shale Shear Zone Singhbhum slide slope Smithsonian Institution soil structure Surface Surface/formation Surv Survey of India synform tectonic Terrace thickness tion Tista Torsa trend Unconformity unpublished Uttar Pradesh vitrinite West Bengal