Records of the Geological Survey of India, Volume 105Geological Survey of India, 1973 - Earthquakes |
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Page 56
... clay . Locally the sand- stone is coarse and shows green granular aggregate loading over the clay below . The sandstone , siltstone , shale and clay beds show rhyth- mic alternations with uniformity in thickness of the individual beds ...
... clay . Locally the sand- stone is coarse and shows green granular aggregate loading over the clay below . The sandstone , siltstone , shale and clay beds show rhyth- mic alternations with uniformity in thickness of the individual beds ...
Page 57
... clay and limestone , overlying the upper white clay- stones . This unit was named as the Outram Limestone Formation and by virtue of its position may be equivalent to the Jhirkatang limestone Formation . The sandstone is non ...
... clay and limestone , overlying the upper white clay- stones . This unit was named as the Outram Limestone Formation and by virtue of its position may be equivalent to the Jhirkatang limestone Formation . The sandstone is non ...
Page 163
... clay mineral in the soil of this area is kaolinite . It has not been possible to determine the clay mineral content quantitatively in the different samples . Since clay minerals other than kaolinite are absent , it can be concluded that ...
... clay mineral in the soil of this area is kaolinite . It has not been possible to determine the clay mineral content quantitatively in the different samples . Since clay minerals other than kaolinite are absent , it can be concluded that ...
Contents
CONTENTS | 2 |
The Geology and Mineral Resources of the Andaman | 25 |
Geology of the Coal Measures in the Deccan Trap region | 69 |
Copyright | |
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80 mesh amphibolites analysed Andaman island anorthosites apatite bands Baraganda Baratang Baratang island basaltic basin beds Bihar biotite Bramlette and Riedel calc-granulite calcareous calcite carbonate Carboniferous charnockites chemical clay coal coalfield coalseams conglomerate copper deposition Discoaster district endothermic endothermic peak Eocene estherids fauna felspar figs folds foliation Formation fossil gabbro Gangamopteris garnetiferous geochemical Geol Geological Survey Geologist glacier gneisses Gondwana grained granitic gray anorthosites graywacke hill hornblende indicate khondalites limestone lodes Lower margins metadolerite metal Middle Andaman mineral mineralisation Mussoorie Nala Nicobar occur Orissa orthopyroxene oxides para-amphibolite Permian phenocrysts phosphate phosphorite pinnules plagioclase present pyroxene quartz quartzite rocks samples sandstone sedimentary sediments shales shear shows siltstone snout South Andaman Stradner strike length Surv Survey of India thickness Thinnfeldia tion tonnes trace element ultrabasic upto valley varies veins volcanic younger ortho-amphibolite Zemu glacier zone