Records of the Geological Survey of India, Volume 94The Survey, 1959 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 193
... Table 3 . TABLE 3 Modal analyses of pebbly quartzites Minerals Quartz B'otite Cordierite Sillimanite Opaques 1 2 3 Volume % Volume % Volume % 35 14 2223 38118 37 3434 14 100 100 61 52 33 21 24 100 1. Specimen from the northern end of ...
... Table 3 . TABLE 3 Modal analyses of pebbly quartzites Minerals Quartz B'otite Cordierite Sillimanite Opaques 1 2 3 Volume % Volume % Volume % 35 14 2223 38118 37 3434 14 100 100 61 52 33 21 24 100 1. Specimen from the northern end of ...
Page 240
... ( Table 3 and Fig . 2 ) . In both the old and new dunes over 50 per cent . of the zircons are rounded . There is a marked increase in euhedral and sub - rounded grains in the old dunes ( Table 6 ) . The metamorphic minerals , sillimanite ...
... ( Table 3 and Fig . 2 ) . In both the old and new dunes over 50 per cent . of the zircons are rounded . There is a marked increase in euhedral and sub - rounded grains in the old dunes ( Table 6 ) . The metamorphic minerals , sillimanite ...
Page 274
... table shows the volume percentage of the main mineral constituents in vesicular and massive basalts . TABLE 3 ( A ) Modal Analysis ( Volumetric ) of The Vesicular Traps ( Count of 2000 points by automatic point counter ) 1 2 % Variation ...
... table shows the volume percentage of the main mineral constituents in vesicular and massive basalts . TABLE 3 ( A ) Modal Analysis ( Volumetric ) of The Vesicular Traps ( Count of 2000 points by automatic point counter ) 1 2 % Variation ...
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Common terms and phrases
Ajanta Caves amphibole amphibole bearing quartzites amygdaloidal assemblage Balasore Balasore coast basalts beds biotite calc-silicate rocks calcite cent chambers chondrules Coarse colour convolute laminations Cretaceous crystals Deccan Traps dipping district dolerites dune sands dykes east enstatite felspar ferruginous Figured specimen flows folds foraminifera formations G.S.I. Type garnet Genus Geol Geological Geologist Gir forest grade grains granites heavy mineral hematite hills hornblende ilmenite intergrowth kilometres kyanite length Lenticulina limestone magnetite manganese manganese content manganiferous khondalite Marginulina massive trap meta-sediments metamorphism meteorite metres metres long metres wide nala Nishkhal north-west occur old dunes olivine opaques Orissa outcrop phenocrysts plagioclase porphyritic porphyritic trap pyroxenes quartz quartzites Rajasthan Reuss ridge rutile samples sand dunes Sastry schistosity sediments shales siliceous sillimanite Soft vesicular species Subarnarekha river Surv sutures thickness thin trend Trichinopoly Utatur stage veins vesicles vesicular trap width zircon