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 7
... fold . 2 2 zone of later superposed folds ( Fig . 2 ) . This in turn suggests that initially F1 and F2 had high angle relationship and their present sub - parallel orientation is due to rotation of the early struc- ture along F2 axis ...
... fold . 2 2 zone of later superposed folds ( Fig . 2 ) . This in turn suggests that initially F1 and F2 had high angle relationship and their present sub - parallel orientation is due to rotation of the early struc- ture along F2 axis ...
Page 17
... folds are open to tight , upright to inclined folds , occasionally asso ... ( F2 ) with a strong axial planar crenulation cleavage ( S2 ) striking NE - SW ... F2 isoclinal folds . The F2 folds are ' Z ' shaped and sometimes occur ...
... folds are open to tight , upright to inclined folds , occasionally asso ... ( F2 ) with a strong axial planar crenulation cleavage ( S2 ) striking NE - SW ... F2 isoclinal folds . The F2 folds are ' Z ' shaped and sometimes occur ...
Page 20
... F2 folds . The geometry of F1 synform varies depending upon its location in the major F2 folds . 2 The second phase of folding has produced dextral fold patterns with a number of major antiforms and synforms over the hinge zones , e.g. ...
... F2 folds . The geometry of F1 synform varies depending upon its location in the major F2 folds . 2 The second phase of folding has produced dextral fold patterns with a number of major antiforms and synforms over the hinge zones , e.g. ...
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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anhydrite antiform Aravalli range axial planes bands Barotiya and Sendra Barotiya Group 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 F₁ F₂ F₂ folds formation Geol geophysical gneiss gold grade granite gravity grey ground water halite Haryana hinge Hutti Ingaldhalu iron isoclinal Jodhpur Krishna river 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 S₁ S₂ samples sandstone schist schist belt schistosity sediments Sendra Group sequence shear zone Singhbhum strand plain stratigraphic Strike Reef structures sulphide Supergroup Surv synform tectonic thickness tion tonnes trend Tuff values variogram Vasudev volcanics western