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 12
... granite gneiss , granite , migmatite and schist of garnet - sillimanite grade . The Delhi Supergroup of rocks in the central part of Aravalli range shows a diachronous evolutionary history with time equivalency for the Barotiya , Sendra ...
... granite gneiss , granite , migmatite and schist of garnet - sillimanite grade . The Delhi Supergroup of rocks in the central part of Aravalli range shows a diachronous evolutionary history with time equivalency for the Barotiya , Sendra ...
Page 15
... granite gneiss with large augens of feldspar and quartzo - feldspathic materials are actually the product of migmatization through an influx of acidic materials prior to the earliest deformation of the Barotiya Group . Pre - Delhi ...
... granite gneiss with large augens of feldspar and quartzo - feldspathic materials are actually the product of migmatization through an influx of acidic materials prior to the earliest deformation of the Barotiya Group . Pre - Delhi ...
Page 73
... granite are transformed to amphibolites and contain recrystallised hornblende , plagioclase and quartz with primary ... granite emplacement is late tectonic and marks the end phase of the regional meta- morphism delimiting the upper age ...
... granite are transformed to amphibolites and contain recrystallised hornblende , plagioclase and quartz with primary ... granite emplacement is late tectonic and marks the end phase of the regional meta- morphism delimiting the upper age ...
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