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 ... northern 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 ... northern shear zone, Purulia district, West.
Page 26
... Northern Shear Zone in Purulia and Bankura districts are represented by a sequence of metapelites , psammites , metamorphosed calc silicate rocks , metabasites , dolerites and granitic rocks . Dunn and De ( 1942 ) classified the ...
... Northern Shear Zone in Purulia and Bankura districts are represented by a sequence of metapelites , psammites , metamorphosed calc silicate rocks , metabasites , dolerites and granitic rocks . Dunn and De ( 1942 ) classified the ...
Page 27
... north of Kutni and Chirugora ( 22 ° 55 ′ : 86 ° 36 ′ ) . In the western part , Mineralization Apatite Apatite mineralization has been located as pockets along 27 GEOLOGY AND MINERALISATION ALONG THE NORTHERN SHEAR ZONE , PURULIA.
... north of Kutni and Chirugora ( 22 ° 55 ′ : 86 ° 36 ′ ) . In the western part , Mineralization Apatite Apatite mineralization has been located as pockets along 27 GEOLOGY AND MINERALISATION ALONG THE NORTHERN SHEAR ZONE , PURULIA.
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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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