Records of the Geological Survey of India
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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Arunachal Pradesh assemblage associated bands basin bearing bedded belt blue body boulders chromite coarse colour column concentration contain course cross Dalbuing Delai deposits diamictite Disang district east eastern Eocene exposed exposures facies float folding followed foot Formation formed fossils garnet Geol Geological Survey glaucophane gneiss grade grained grey Group hornblende host indicate limestone Lohit Lower mafic magnetite major Manipur mapping margin material matrix medium metamorphism Middle mineral minor Miri Formation Naga Hills ophiolite Nagaland nature Nummulitic occur ophiolite ophiolite belt Permian phyllite places plagioclase Plate present quartz quartzite region Report represented river rock samples sandstone schist schistose sedimentaries sediments sequence sericite shale shows Siang Siang district sillimanite slopes strike structure studies suggest Survey of India Table thick thin thrust tion trending Ukhrul ultramafics units Upper valley veins village Volcanics zone