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 7
... garnet bearing mafic segregations from the central parts . Chattopadhyay and Roy ( 1977 ) reported a linear narrow belt of garnet amphibolites from west of Shilloi nala and eastern spur of Zipu ridge . Ghose and Singh ( 1980 ) noted ...
... garnet bearing mafic segregations from the central parts . Chattopadhyay and Roy ( 1977 ) reported a linear narrow belt of garnet amphibolites from west of Shilloi nala and eastern spur of Zipu ridge . Ghose and Singh ( 1980 ) noted ...
Page 9
... garnet ( iii ) Quartz - actinolite - glaucophane - hornblende - muscovite- chlorite - epidote - sphene - garnet ( 4 ) Lacham - Zipu area NW of Lacham Lake along Zipu track in the contact zones of gabbros and volcanics within the ...
... garnet ( iii ) Quartz - actinolite - glaucophane - hornblende - muscovite- chlorite - epidote - sphene - garnet ( 4 ) Lacham - Zipu area NW of Lacham Lake along Zipu track in the contact zones of gabbros and volcanics within the ...
Page 10
... garnet , opaque and carbonate minerals . garnet serpentinite resulted probably after the garnet perodotite belonging to garnet - lherzolite facies of O ' Hara ( Quoted by Willey , 1979 ) . The garnet - pyroxene hornblende rocks exhibit ...
... garnet , opaque and carbonate minerals . garnet serpentinite resulted probably after the garnet perodotite belonging to garnet - lherzolite facies of O ' Hara ( Quoted by Willey , 1979 ) . The garnet - pyroxene hornblende rocks exhibit ...
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