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 39
... concentration of metal values suggest the absence of any subjacent ore bodies . However , some of them warrant further detailed studies . The anomalies in the other sub facies of granites are also non - significant from ore potential ...
... concentration of metal values suggest the absence of any subjacent ore bodies . However , some of them warrant further detailed studies . The anomalies in the other sub facies of granites are also non - significant from ore potential ...
Page 44
... concentration of groundwater prior to Tashkent earthquake ( magnitude - 5.5 ; April 26 , 1966 ) increased gradually for several years and reached its maximum concentration level just before the earth- quake . Apparently the Bhimbandh ...
... concentration of groundwater prior to Tashkent earthquake ( magnitude - 5.5 ; April 26 , 1966 ) increased gradually for several years and reached its maximum concentration level just before the earth- quake . Apparently the Bhimbandh ...
Page 81
... Concentration The ore from different mines containing 1 to 1.2 % Cu are concentrated at three concentrators located at Mosabani ( capacity 2700 tpd ) , Rakha Mines ( capacity 300 tpd ) and Moubhander ( capacity 1000 tpd ) , on the south ...
... Concentration The ore from different mines containing 1 to 1.2 % Cu are concentrated at three concentrators located at Mosabani ( capacity 2700 tpd ) , Rakha Mines ( capacity 300 tpd ) and Moubhander ( capacity 1000 tpd ) , on the south ...
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 |
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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