Records of the Geological Survey of India, Volume 113, Part 3The Survey, 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. |
From inside the book
Results 1-3 of 26
Page 50
... foliation ( S ) is well developed and the foliation trends E - W with northerly dip ( 30 ° -80 ° ) . Sometimes due to cross folding in the foliation surface , pucker lineation is found to be present . This lineation , formed by ...
... foliation ( S ) is well developed and the foliation trends E - W with northerly dip ( 30 ° -80 ° ) . Sometimes due to cross folding in the foliation surface , pucker lineation is found to be present . This lineation , formed by ...
Page 51
... foliated . Along the foliation , thin quartz veins with pyrite mineralisation indicate that the gold mineralisation was along the foliation with quartz veins , if any . Since foliation of the host rock is steeply dipping ( 30 ° -80 ...
... foliated . Along the foliation , thin quartz veins with pyrite mineralisation indicate that the gold mineralisation was along the foliation with quartz veins , if any . Since foliation of the host rock is steeply dipping ( 30 ° -80 ...
Page 62
... foliation , the statistical F2 axis as calcu- chlorite schists across the Gohala anticline and Maina- lated from 85 , and 27 % L2 lineation maxima plunges jharia syncline . 40 ° towards N18 ° to 35 towards N3 ° respectively ( Fig . 14 ) ...
... foliation , the statistical F2 axis as calcu- chlorite schists across the Gohala anticline and Maina- lated from 85 , and 27 % L2 lineation maxima plunges jharia syncline . 40 ° towards N18 ° to 35 towards N3 ° respectively ( Fig . 14 ) ...
Contents
Structural evolution of Precambrians in parts of north Singhbhum BiharA Gupta | 13 |
Geology and mineralisation along the northern shear zone Purulia district West | 25 |
BengalAn upto date appraisalM N Kumar N Das and S Das Gupta | 33 |
9 other sections not shown
Other editions - View all
Common terms and phrases
anomaly zone antiform apatite assemblage axial plane axis bands Barakar Formation Baripada Basu Beldih belt Bihar biotite carbon-phyllite Cataclasite Chaibasa Chaibasa Formation chlorite chlorite schist horizon conglomerate contours copper Dalma syncline deformation Dhanjori dipping district domains Dubrajpur Formation Dulmi F₁ F₂ feldspars folds foliation fraction geochemical Geol Geological Survey geophysical Ghosh gneiss grains granite granite gneiss granitic rocks Gupta hill hornblende Kandra Kutni kyanite limestone lineation magnetite metamorphic mica schists migmatites mineral mineralisation muscovite Northern Shear Zone occur Orissa panned heavy pelitic phyllite plagioclase planar Plate plunging Precambrian puckers pyrite quartz quartzite Rajmahal Rangpo Records Volume 113 regional S₁ plots S₂ samples Sarkar Sarwan Pahar section schist schistosity sector sequence sericite Shear Zone silicified Singhbhum Singhbhum Shear Zone springs stratigraphic stream sediment structural Subarnarekha river sulphide Surv Survey of India tectonic tectonite trench Turamdih upto