Records of the Geological Survey of India, Volume 120, Parts 2-8government of India., 1985 - 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 21
... regional overturned synform ( overturned to the NW ) . It would have been difficult for a regional fold to develop had the basin been restricted by two bounding planes of pre - Delhi ( inlier and east ) . The unconformable relationship ...
... regional overturned synform ( overturned to the NW ) . It would have been difficult for a regional fold to develop had the basin been restricted by two bounding planes of pre - Delhi ( inlier and east ) . The unconformable relationship ...
Page 24
... regional metamorphism . The pre - Delhi ( east ) is metamorphosed in the garnet to sillimanite - kyanite grade . This regional meta- morphism is syn- to post - F , episode . Retrogres- sion took place during post - F , and probably syn ...
... regional metamorphism . The pre - Delhi ( east ) is metamorphosed in the garnet to sillimanite - kyanite grade . This regional meta- morphism is syn- to post - F , episode . Retrogres- sion took place during post - F , and probably syn ...
Page 73
... regional anticline . The rela- tively incompetant volcanoclastic sediments have developed schistosity because of their dispo- sition along the limbs of regional folds . The Chitradurga granite emplacement is late tectonic and marks the ...
... regional anticline . The rela- tively incompetant volcanoclastic sediments have developed schistosity because of their dispo- sition along the limbs of regional folds . The Chitradurga granite emplacement is late tectonic and marks the ...
Contents
Contents | 1 |
Stratigraphy and structure of Delhi Supergroup of rocks | 12 |
Structures in Singhbhum shear zone at and around | 27 |
Copyright | |
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Common terms and phrases
anhydrite antiform Aravalli range average axial planes bands Barotiya and Sendra Barotiya Group basalts basin Bhim Group block boreholes Chaibasa channel chert Chitradurga chlorite clay crescentic lamina deformation Delhi Delhi Supergroup deposit developed Devgarh Devgarh Group dextral Dhanjori drilling east eastern evaporites exploration F₂ folds folds F formation Geol Geological map geophysical gneiss gold grade granite gravity ground water halite Haryana hinge Hutti Ingaldhalu iron isoclinal Jodhpur laterite limb lineation lode metabasalts metamorphism migmatization mineral mineralisation minor folds Nagaur occur phase of folding planar plunge polyhalite pre-Delhi inlier pre-Delhi west Precambrian Punjab quartz quartzite Rajasthan Rajgarh Rajgarh Group Ras Marble red beds regional rocks Rohtak district samples schist schist belt schistosity sediments Sendra Group sequence shear zone Singhbhum strand plain stratigraphic Strike Reef structures sulphide Supergroup Surv Survey of India synform tectonic thickness tion trend Tuff values variogram Vasudev volcanics western