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 43
... intercalations within the quartzite . The lithology is predominantly of quart- zite with some thin phyllitic intercalations as well as persis- tent bands , thin carbonate bands and oligomictic conglomerates to an aggregated thickness of ...
... intercalations within the quartzite . The lithology is predominantly of quart- zite with some thin phyllitic intercalations as well as persis- tent bands , thin carbonate bands and oligomictic conglomerates to an aggregated thickness of ...
Page 48
... intercalations and persistant individual bands of phyllites with thin to thick bedded , white to brown quart- zite . This shows deepening of the basin or an uprise of the source area bringing in more sediments of unsorted nature , the ...
... intercalations and persistant individual bands of phyllites with thin to thick bedded , white to brown quart- zite . This shows deepening of the basin or an uprise of the source area bringing in more sediments of unsorted nature , the ...
Page 51
... intercalations of quartzite . The upper part is made up of medium grained , thin to thick bedded quartzite . - Thus , the N member and the lower part of the P represents pulses of upliftment of the source area . Q - Member ( 120 m in ...
... intercalations of quartzite . The upper part is made up of medium grained , thin to thick bedded quartzite . - Thus , the N member and the lower part of the P represents pulses of upliftment of the source area . Q - Member ( 120 m in ...
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