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 28
... sericite schist and garnetiferous sericite schist . These quartzite bands occurring in the northern limb of the anticline near Meilang are intruded by granite , aplite , pegmatite and amphibolite giving a mixed appearance to the rock ...
... sericite schist and garnetiferous sericite schist . These quartzite bands occurring in the northern limb of the anticline near Meilang are intruded by granite , aplite , pegmatite and amphibolite giving a mixed appearance to the rock ...
Page 34
... sericite and iron oxide . Metamorphism The rock formations of this area have undergone meta- morphism upto epidote - emphibolite facies . Mineral assem- blages of upto hornblende - plagioclase - epidote and almandine- amphibolite facies ...
... sericite and iron oxide . Metamorphism The rock formations of this area have undergone meta- morphism upto epidote - emphibolite facies . Mineral assem- blages of upto hornblende - plagioclase - epidote and almandine- amphibolite facies ...
Page 36
... SERICITE SCHIST FOLIATION STRIKE SERPENTINITE HORNBLENDITE FOLD PLUNGE AMPHIBOLITE THRUST + GRANITE FAULT LEUCOGRANITE DIORITE - TONALITE ONEISS GARNETIFEROUS SCHIST GRAPHITE SCHIST LITHOLOGICAL CONTACT PROBABLE CONTACT VILLAGE / OUT ...
... SERICITE SCHIST FOLIATION STRIKE SERPENTINITE HORNBLENDITE FOLD PLUNGE AMPHIBOLITE THRUST + GRANITE FAULT LEUCOGRANITE DIORITE - TONALITE ONEISS GARNETIFEROUS SCHIST GRAPHITE SCHIST LITHOLOGICAL CONTACT PROBABLE CONTACT VILLAGE / OUT ...
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