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 37
... coloured , calcareous sandstone ( entrapped gas and carbonaceous flakes ) . 6.80 - 20.90 Unconformity / Disconformity Grey beds Micaceous and feldspathic , non - calcareous , coarse - grained sandstone ( grey to dark grey in colour ) ...
... coloured , calcareous sandstone ( entrapped gas and carbonaceous flakes ) . 6.80 - 20.90 Unconformity / Disconformity Grey beds Micaceous and feldspathic , non - calcareous , coarse - grained sandstone ( grey to dark grey in colour ) ...
Page 38
... colour . Some variegated and dark siltstone of paludal ( swampy ) and lacustrine origin are also present . The Keweenawan ' late Precambrian ' of the Lake Superior region also closely resembles the Newark Series . Although the bulk of ...
... colour . Some variegated and dark siltstone of paludal ( swampy ) and lacustrine origin are also present . The Keweenawan ' late Precambrian ' of the Lake Superior region also closely resembles the Newark Series . Although the bulk of ...
Page 42
... coloured anhydrite ( without accompanying dolomite / limestone frag- ments in clay ) encountered in borehole HP - 1 . Pink colour of the nodules might be the result of in- clusion of terrigenous material ( ferric ions ) in supra - tidal ...
... coloured anhydrite ( without accompanying dolomite / limestone frag- ments in clay ) encountered in borehole HP - 1 . Pink colour of the nodules might be the result of in- clusion of terrigenous material ( ferric ions ) in supra - tidal ...
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 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