Records of the Geological Survey of India, Volume 113, Part 4The Survey, 1984 - 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 18
... belt while Sinha Roy ( 1976 ) considers the Abor Volcanics to be linked with Gondwana occurring in a ' Window ' structure . This is debated by other work- ers who claim that type volcanic rocks are associated with the Buxa and not with ...
... belt while Sinha Roy ( 1976 ) considers the Abor Volcanics to be linked with Gondwana occurring in a ' Window ' structure . This is debated by other work- ers who claim that type volcanic rocks are associated with the Buxa and not with ...
Page 78
... belt , and Pascoe ( 1912 ) examined part of this belt , systematic mapping of this belt was taken up only in the fifties . Even after three decade of interrupted studies , the geological information availa- ble on this tract are meagre ...
... belt , and Pascoe ( 1912 ) examined part of this belt , systematic mapping of this belt was taken up only in the fifties . Even after three decade of interrupted studies , the geological information availa- ble on this tract are meagre ...
Page 89
... belt ( e.g. , Phokphur , Salumi , Zephu in Nagaland ; Chingai , Ukhrul , Gamnom , Sirohi and Morch in Manipur ) , the authors have recor- ded the presence of a rich radiolarian microfauna mainly from the chert beds associated with the ...
... belt ( e.g. , Phokphur , Salumi , Zephu in Nagaland ; Chingai , Ukhrul , Gamnom , Sirohi and Morch in Manipur ) , the authors have recor- ded the presence of a rich radiolarian microfauna mainly from the chert beds associated with the ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Problems of correlation of PreGondwana rock units of Arunachal Pradesh and adjoining areasa review | 15 |
The Abor Group of rocks in Arunachal Pradesh | 48 |
7 other sections not shown
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Common terms and phrases
Abor Volcanic Arunachal Pradesh assemblage associated axial bands basement bedrock beds belt biotite bore holes Buxa carbonatite Chattopadhyay chert chromite coal seam coalfields complex correlation Cretaceous crystalline Daling Darjeeling developed Disangs dykes exploration fault folds Formation Gamnom garnierite geochemical Geol Geological Survey GHOSH gneiss goethite Gondwana Grade grains granite Group Himalayas horizon ijolite Khasi limestone lineaments Lohit Lohit district Manipur Manipur East Maskut Meghalaya metamorphic migmatites mineral Mishmi Naga Hills Nagaland Nandy nepheline Ni-content North Eastern occur ophiolite ophiolite suite overburden phase Phokphur Plate postulated pyroxene pyroxenite quartz quartzite Ranga valley reflected refraction regional river rocks samples sandstone schist seam/s sedimentary sediments sequence serpentinite shale Shillong Siang district sillimanite Sirohi soil profile Sonapahar stratigraphic structural studies sub-surface Subansiri district Sung Valley Survey of India tectonic Tertiary thickness thrust Tidding serpentinites tion trending ultramafics Unpublished GSI Report upto veins zone