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 24
... Shear Zone . These higher grade metamorphic rocks to the north of Shear Zone are designated as the Chaibasa Stage which comprises mainly mica schist , hornblende schist , quartz schist , quartz granulite and is the oldest in ...
... Shear Zone . These higher grade metamorphic rocks to the north of Shear Zone are designated as the Chaibasa Stage which comprises mainly mica schist , hornblende schist , quartz schist , quartz granulite and is the oldest in ...
Page 35
... Shear Zone that trends WNW - ESE in the district of Purulia , West Bengal . These deposits are located at Chirugora , Kutni , Mednitanr and Beldih along the shear zone from east to west . Investigation for apatite in the district ...
... Shear Zone that trends WNW - ESE in the district of Purulia , West Bengal . These deposits are located at Chirugora , Kutni , Mednitanr and Beldih along the shear zone from east to west . Investigation for apatite in the district ...
Page 36
... shear zone ( Fig . 1 ) form a thick pile of isoclinally folded sequence with an increase in grade of metamorphism ... Shear Zone . The main rock types exposed in this shear zone include chlorite - phyllite , chlorite - schist , mica ...
... shear zone ( Fig . 1 ) form a thick pile of isoclinally folded sequence with an increase in grade of metamorphism ... Shear Zone . The main rock types exposed in this shear zone include chlorite - phyllite , chlorite - schist , mica ...
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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Common terms and phrases
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