Records of the Geological Survey of India, Volume 99Geological Survey of India, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 19
... period was marked by uplift , folding and erosic the Upper Siwaliks seem to have been laid down after this period . Evi of the basin of deposition being brackish in the earlier stages an fresh with variation from lacustrine to ...
... period was marked by uplift , folding and erosic the Upper Siwaliks seem to have been laid down after this period . Evi of the basin of deposition being brackish in the earlier stages an fresh with variation from lacustrine to ...
Page 163
... period therefore marks the period of high floods and violent currents and is represented in all the fields . Follo- wing this is the period of comparative quiescence when there was a more uniform sedimentation . The coarser arenaceous ...
... period therefore marks the period of high floods and violent currents and is represented in all the fields . Follo- wing this is the period of comparative quiescence when there was a more uniform sedimentation . The coarser arenaceous ...
Page 170
... period there was a gradual change in environment . More- over , previously it was regarded that an arid condition prevailed during the whole of Panchet and Mahadeva periods and this was considered as an im- portant point in favour of ...
... period there was a gradual change in environment . More- over , previously it was regarded that an arid condition prevailed during the whole of Panchet and Mahadeva periods and this was considered as an im- portant point in favour of ...
Contents
VOLUME 99 PART | 2 |
Observations on the Siwalik System of India | 17 |
Microflora of the Nari Series of Kutch | 27 |
Copyright | |
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Common terms and phrases
Andaman assemblage bands Barren Measures basin beds biotite boulder carbonaceous cells Chinji chlorite coal seams coarse Collenia colour Conophyton Daling series Damuda Darjeeling Darjeeling gneiss deposition developed Dhokpathan dips dolerite Eocene epidote facies faults fauna felspar ferruginous folds foliation foraminifera formation forms fossil G.S.I. Type garnet Geol Geological Survey Ghanpur area Giridih glacier gneisses Gondwana grained granites greenish grey groundwater Hipparion horizon indicate Jour Kaphni lamination lamprophyres lenses limestone lithological Lower Makrera metamorphism mica-schist microns migmatites mineral Miocene moraine Nagri occur olivine outlier overlying Panchet pebbly peridotite perithallus Pinjor plagioclase planes Plate Pliocene pollen quartz quartzites Raniganj Raniganj coalfield recorded reservoir rocks saline samples sandstone Sastry schist sections sediments sequence shales siltstone Siwalik system species specimens stage stratigraphic stromatolites structure Surv Survey of India Talchir Tappan Tatrot tectonic thick thrust tourmaline upto Uttattur group valley veins vitrinites zone