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 23
... composition . Quartzite pebbles dominate the clast population , the others being of vein - quartz , arkose , semipelite and granite . Although Heron ( 1953 ) described the conglo- merate as of sedimentary origin , there was also an ...
... composition . Quartzite pebbles dominate the clast population , the others being of vein - quartz , arkose , semipelite and granite . Although Heron ( 1953 ) described the conglo- merate as of sedimentary origin , there was also an ...
Page 74
... composition of the volcanic rocks in an AFM diagram ( Vasudev , 1982 ) . and Fryer , 1979 ) . Naqvi et al . , 1977 , Mukherjee and Philip , 1979 have studied the geochemistry of Ingaldhalu copper deposit . Vasudev ( 1982 ) has dealt in ...
... composition of the volcanic rocks in an AFM diagram ( Vasudev , 1982 ) . and Fryer , 1979 ) . Naqvi et al . , 1977 , Mukherjee and Philip , 1979 have studied the geochemistry of Ingaldhalu copper deposit . Vasudev ( 1982 ) has dealt in ...
Page 75
... composition of metabasalts represent the same compositions of tuffs . Such tuffs are called precursor tuffs and they show all trace elements except Cr and show great increase in their abundance compared to metabasalt - Sr is depleted ...
... composition of metabasalts represent the same compositions of tuffs . Such tuffs are called precursor tuffs and they show all trace elements except Cr and show great increase in their abundance compared to metabasalt - Sr is depleted ...
Contents
Contents | 1 |
Stratigraphy and structure of Delhi Supergroup of rocks | 12 |
Structures in Singhbhum shear zone at and around | 27 |
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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