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 61 52 14 33 21 - 24 37 14 6 3 100 100 100 1. Specimen from the northern end of the ...
... Table 3 . TABLE 3 Modal analyses of pebbly quartzites Minerals Quartz B'otite Cordierite Sillimanite Opaques 1 2 3 Volume % Volume % Volume % 35 61 52 14 33 21 - 24 37 14 6 3 100 100 100 1. Specimen from the northern end of the ...
Page 225
... table 2 . TABLE 2 . Sample No. Size - grade . Percentage . 1/5 . 0.125-0-062 mm . 0.96 2/5 4.76 " 9 3/5 2.72 " " 1/6 1.69 3/6 3.56 99 1/7 1.77 " 3 2/7 1.93 99 3/7 3.27 99 4/7 1.66 5/7 3.33 99 1/8 1.26 " " 2/8 3.92 99 From the above ...
... table 2 . TABLE 2 . Sample No. Size - grade . Percentage . 1/5 . 0.125-0-062 mm . 0.96 2/5 4.76 " 9 3/5 2.72 " " 1/6 1.69 3/6 3.56 99 1/7 1.77 " 3 2/7 1.93 99 3/7 3.27 99 4/7 1.66 5/7 3.33 99 1/8 1.26 " " 2/8 3.92 99 From the above ...
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 ) Plagioclase ...
... 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 ) Plagioclase ...
Contents
GEOLOGICAL SURVEY OF INDIA | 190 |
STRUCTURE | 200 |
SUMMARY AND CONCLUSIONS | 209 |
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Common terms and phrases
amphibole amphibole bearing quartzites amphibolites amygdaloidal aperture Balasore banded magnetite-hematite quartzites basalts beds biotite calcite cent chambers chondrules colour convolute laminations Cretaceous Deccan Traps deposits 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 gneisses grade grains granites grey quartzites heavy mineral hematite hornblende ilmenite intergrowth Kalahandi kilometres kyanite length Lenticulina limestone magnetite manganese content manganese-ore manganiferous khondalite Marginulina massive trap meta-intrusives meta-sediments metamorphism metres metres long metres wide Nishkhal occur old dunes olivine opaques outcrop pebbles phenocrysts plagioclase porphyritic porphyritic trap pyroxenes quartz quartzites Reuss ridge rutile samples sand dunes schistosity sediments shales siliceous sillimanite Soft vesicular species Subarnarekha Subarnarekha river Survey of India sutures thickness thin trend Utatur stage veins vesicles vesicular trap white gritty quartzites width Yerabali zircon