Records of the Geological Survey of India, Volume 113, Parts 4-6The Survey, 1980 - 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 48
... valley , Subansiri district was con- sidered equivalent of Abor Abor Volcanic Series by Laskar ( 1956 ) . The sequence of volcanic rocks and sedimentary beds are now included under the Abor Group . The Abor Group is found in the Lesser ...
... valley , Subansiri district was con- sidered equivalent of Abor Abor Volcanic Series by Laskar ( 1956 ) . The sequence of volcanic rocks and sedimentary beds are now included under the Abor Group . The Abor Group is found in the Lesser ...
Page 122
... valleys and absence of pediments suggest that there is only valley deepening with little or no valley widening . STREAM PROFILES Longitudinal profile of a stream near Khavna- vadi ( 15 ° 55 ' : 73 ° 35 ' ) which originates on T3 surface ...
... valleys and absence of pediments suggest that there is only valley deepening with little or no valley widening . STREAM PROFILES Longitudinal profile of a stream near Khavna- vadi ( 15 ° 55 ' : 73 ° 35 ' ) which originates on T3 surface ...
Page 160
... Valley Alluvium , no unequivocal fossil of man preparing and using them was found associated with the same .. PREVIOUS WORK Systematic study of Narmada Valley Alluvium was first carried out by Theobald ( 1860 , 1881 ) who divided it ...
... Valley Alluvium , no unequivocal fossil of man preparing and using them was found associated with the same .. PREVIOUS WORK Systematic study of Narmada Valley Alluvium was first carried out by Theobald ( 1860 , 1881 ) who divided it ...
Contents
Exploration for coal with particular reference to Tertiary coalfields of North Eastern India | 1 |
Problems of correlation of PreGondwana rock units of Arunachal Pradesh and adjoining areasa review | 15 |
The Sung Valley alkaline ultramafic carbonatite complex East Khasi and Jaintia Hills districts Meghalaya 24 | 24 |
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Common terms and phrases
alluvium anorthosite assemblage associated augite bands basalt flows basin beds belt biotite Bombay bore holes borehole breccia calcite carbonatite Charnockite chert chlorite chromite clay clinopyroxene coal complex Deccan Trap deposits developed district drainage drilling dykes fault felspar fluorite folds Formation fossil fragments geochemical Geol Geological Survey geomorphic gneisses Gondwana grade grains granite granulites greisens grey groundmass Group hills Himalayas ijolite indicated intrusive laterite layers limestone magnetite Manipur mapping metamorphic metres migmatites mineralisation minerals Narmada NW-SE occur olivine ophiolite phenocrysts phosphorite phyllite plagioclase Plate porphyritic Pradesh present pyroclastic pyroxene pyroxenite quartz quartz veins quartzite region river rocks samples sandstone schist seam sedimentary sediments sequence serpentinite shale sillimanite soil stratigraphic structure studies sub-surface surface Surv Survey of India Tapti tectonic thickness thin tion trending tuff ultramafic Unpublished GSI Report upto Vaghur valley volcanic zone