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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Results 1-3 of 22
Page 45
... chemical reaction increases by a factor of 2 to 3 while Strakhov ( 1967 ) computed that weather- ing in temperete latitudes take place at 1/20 to 140 of that in the moist tropics . On the basis of Statistical analysis of chemical data ...
... chemical reaction increases by a factor of 2 to 3 while Strakhov ( 1967 ) computed that weather- ing in temperete latitudes take place at 1/20 to 140 of that in the moist tropics . On the basis of Statistical analysis of chemical data ...
Page 52
... chemical parameters . σ = ( Na 20 + K 20 ) / ( Si02-43 ) - Rittmann , 1957 T = ( Al , 02 - Na , 0 ) / Ti0 , -Gottini , 1967 volcanic Here chemical analyses of 13 Abor samples ( Table 1 ) have been plotted in this diagram . From the plot ...
... chemical parameters . σ = ( Na 20 + K 20 ) / ( Si02-43 ) - Rittmann , 1957 T = ( Al , 02 - Na , 0 ) / Ti0 , -Gottini , 1967 volcanic Here chemical analyses of 13 Abor samples ( Table 1 ) have been plotted in this diagram . From the plot ...
Page 98
... chemical characteristics . Massive , granular and nodular chromites , which occur as pods , len- ses and streaks are ... chemistry . are In this paper an attempt has been made to des- cribe the mode of occurrence , petrology and che ...
... chemical characteristics . Massive , granular and nodular chromites , which occur as pods , len- ses and streaks are ... chemistry . are In this paper an attempt has been made to des- cribe the mode of occurrence , petrology and che ...
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