Records of the Geological Survey of IndiaThe Survey, 1986 - 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 29
... exposures . Graphitic schist The nala sections between Hunli and Chanli expose a 20 m schis thick graphitic / within ... exposures of this rock are found all along the course of Lohit river from Nara to Hayuliang . The course of Delai ...
... exposures . Graphitic schist The nala sections between Hunli and Chanli expose a 20 m schis thick graphitic / within ... exposures of this rock are found all along the course of Lohit river from Nara to Hayuliang . The course of Delai ...
Page 31
... exposure near Bomlan village . Very coarse grains of quartz , pink feldspar and muscovite in book form could be identified in the hand specimen . Close to Duren thrust the rock exposures are very much disturbed . Within these exposures ...
... exposure near Bomlan village . Very coarse grains of quartz , pink feldspar and muscovite in book form could be identified in the hand specimen . Close to Duren thrust the rock exposures are very much disturbed . Within these exposures ...
Page 33
... exposure is the northeastward strike ex- tension of Tidding limestone earlier reported ( Duara and Adhi- kari , 1964-65 ) . If the continuation is established between these exposures through traverses along Tidding river upstream , then ...
... exposure is the northeastward strike ex- tension of Tidding limestone earlier reported ( Duara and Adhi- kari , 1964-65 ) . If the continuation is established between these exposures through traverses along Tidding river upstream , then ...
Contents
PETROLOGY AND CHEMISTRY OF LEUCOCRATIC ROCKS FROM NAGA | 1 |
BLUE SCHISTS C TYPE ECLOGITES AND GARNET BEARING MAFIC | 7 |
THE NICKELIFEROUS MAGNETITE ASSOCIATED WITH THE NAGA | 15 |
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Abor Volcanics albite amphibolite antiform Arunachal Pradesh assemblage basin blue schists calcite Chattopadhyay cherty chlorite chromite coarse colour column Dalbuing Delai river deposits diamictite Disang Formation East Siang district eclogites Eocene epidote facies feldspar float boulders folding foliation foot hills fossils garnet Geol Geological Survey glaucophane gneiss Gondwana grey greyish Hills ophiolite belt hills/ridges Himalaya hornblende host rock Hunli intercalations Ithun valley limestone Lohit Lower mafic mafic segregations magnetite magnetite body Manipur margin matrix medium grained metamorphism mineral Miri Formation Miri Group Naga Hills Naga Hills ophiolite Nagaland nala NE-SW Nummulitic occur oligomictic conglomerate Olistostromal opaques ophiolite Permian phyllite plagioclase plagiogranite Plate quartz quartzite Radiolaria region samples sandstone schist schist band schistose sedimentaries sediments sequence serpentinites shale shows sillimanite siltstone Singh structure Surv Survey of India tectonic thick thin Tidding trending Ukhrul ultramafics Upper upto veins Vidyadharan white quartzite Yinkiong zone