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 34
... regional antiform are not well defined . Repetition of zones of particular grades of assemblages provides eviden- ces ... region of Himalayas do not crop out in the district altogether . This and the abrupt change in the rock types east ...
... regional antiform are not well defined . Repetition of zones of particular grades of assemblages provides eviden- ces ... region of Himalayas do not crop out in the district altogether . This and the abrupt change in the rock types east ...
Page 57
... region of Arunachal particularly in the East and West Siang districts , euryde smids and productids repre- sentative of cold and warm - water bio - zones , respectively , have been identified together with other significant taxa in a ...
... region of Arunachal particularly in the East and West Siang districts , euryde smids and productids repre- sentative of cold and warm - water bio - zones , respectively , have been identified together with other significant taxa in a ...
Page 66
... Region Texas . Geol . Soc . Ind . v . 89 , No. 10 . Oil in India 22nd Internal Geol . Cong . 86 pp . Report on the geology of the Manipur State and Naga Hills . Mem , Geol . Surv . Ind . v . 19 , pt . 4 , pp . 219-292 . A manual of ...
... Region Texas . Geol . Soc . Ind . v . 89 , No. 10 . Oil in India 22nd Internal Geol . Cong . 86 pp . Report on the geology of the Manipur State and Naga Hills . Mem , Geol . Surv . Ind . v . 19 , pt . 4 , pp . 219-292 . A manual of ...
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