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Intense cataclasis The Tamakhun area was taken up for detailed investiin the area is documented by mylonitized quartzites and gation by G. S. I in 1970 and 1974 and drilling was quartz breccia . A few small exposures of apatite - quartz ...
... and crenulation sectors across the Singhbhum shear zone the author and foliation ( S , ) . his party carried out detailed structural studies in several The bedding planes ( S. ) are recognised as composilocalities ( e.g. Khejurdari ...
Obviously more detailed studies in different sectors of Arunachal Pradesh are required to sort out the divergent opinion about nature of contact between the Daling equivalent parametamorphites and the crystallines .
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GEOLOGICAL SURVEY OF INDIA
A Probable Zone of Carbonatite and Fenitic Rock Association
Quantitative Correlation of Cyclic Stratigraphic Sequences
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analysed anomaly apatite appear associated bands basalts belt bodies coal coarse compared complex concentration continuity contours correlation Deccan deformation deposits depth described detailed developed district Dubrajpur east Eastern elements exploration fault field folds Formation fossils fraction Geol Geological Survey Ghosh gneiss grade grains granite Group Hills Himalaya indicate later limestone lower major Medium metamorphism minerals mining minor nature northern observed occur phase phyllites places Plate present pyrite quartz quartzite range recorded reflectance regional relation reported represent respectively rocks samples sandstone schist seam sector sediments sequence sericite shale Shear Zone similar Singhbhum soil stage structural studies suggest sulphide surface Survey of India Table tectonic thickness thin tion trace trending unit upper values veins volcanics zone