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. |
From inside the book
Results 1-3 of 24
Page 15
... magnetite layer lies on the top of a sequence comparable to a typical cummulate section of the ophiolite . There are thin partings of ser- pentinite , clinochlorite and goethite - limonite within the magnetite body which is dominantly ...
... magnetite layer lies on the top of a sequence comparable to a typical cummulate section of the ophiolite . There are thin partings of ser- pentinite , clinochlorite and goethite - limonite within the magnetite body which is dominantly ...
Page 20
... Magnetite Dunite Olivine Pyroxenite Pyroxenite Oxyhorn- blendite Magnetite Study of the modal analyses of bore hole VI ( Table 1 ) and bore hole II ( Table 2 ) shows that magnetite in an altered volcanic matrix shows wide fluctuation in ...
... Magnetite Dunite Olivine Pyroxenite Pyroxenite Oxyhorn- blendite Magnetite Study of the modal analyses of bore hole VI ( Table 1 ) and bore hole II ( Table 2 ) shows that magnetite in an altered volcanic matrix shows wide fluctuation in ...
Page 23
... magnetite and occasionally of chromite . The size of the Ni bearing patches within goethite matrix varies from 20 to 80 micron . Genesis The data presented here suggest that the magnetite with the ultramafics represents a cumulate ...
... magnetite and occasionally of chromite . The size of the Ni bearing patches within goethite matrix varies from 20 to 80 micron . Genesis The data presented here suggest that the magnetite with the ultramafics represents a cumulate ...
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 |
Copyright | |
6 other sections not shown
Other editions - View all
Common terms and phrases
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