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. |
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Page 25
Geological Survey of India. GEOLOGY AND MINERALISATION ALONG THE NORTHERN SHEAR ZONE , PURULIA DISTRICT , WEST BENGAL - AN UP - TO - DATE APPRAISAL ( With Figure 1 ) M. N. KUMAR , N. DAS and S. DASGUPTA ... shear zone, Purulia district, West.
Geological Survey of India. GEOLOGY AND MINERALISATION ALONG THE NORTHERN SHEAR ZONE , PURULIA DISTRICT , WEST BENGAL - AN UP - TO - DATE APPRAISAL ( With Figure 1 ) M. N. KUMAR , N. DAS and S. DASGUPTA ... shear zone, Purulia district, West.
Page 27
... shear zone in the western and central part and along it in the easternmost part ( Fig . 1 ) show several petrographic and structural entities . Along the margin , gneissic banding is well developed in the granitic ... SHEAR ZONE , PURULIA.
... shear zone in the western and central part and along it in the easternmost part ( Fig . 1 ) show several petrographic and structural entities . Along the margin , gneissic banding is well developed in the granitic ... SHEAR ZONE , PURULIA.
Page 33
Geological Survey of India. INTEGRATED SURVEYS IN BELDIH AREA OF THE NORTHERN SHEAR ZONE , PURULIA DISTRICT , WEST BENGAL FOR EVALUATION OF ITS MINERALISATION POTENTIAL ( With ... shear zone and to understand the significance apatite 5 33.
Geological Survey of India. INTEGRATED SURVEYS IN BELDIH AREA OF THE NORTHERN SHEAR ZONE , PURULIA DISTRICT , WEST BENGAL FOR EVALUATION OF ITS MINERALISATION POTENTIAL ( With ... shear zone and to understand the significance apatite 5 33.
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
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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