Records of the Geological Survey of India, Volume 105Geological Survey of India, 1973 - Earthquakes |
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Page 2
... contain ferns , conifers , fishes and reptiles . The formations belonging to the Gondwana Group have their counterparts in the Himalayas , represented by marine formations containing deep- sea organisms like lamellibranchs , cephalopods ...
... contain ferns , conifers , fishes and reptiles . The formations belonging to the Gondwana Group have their counterparts in the Himalayas , represented by marine formations containing deep- sea organisms like lamellibranchs , cephalopods ...
Page 14
... contain the characteristic bryozoa , Fenestella . The presence of Syringothyris cuspidata in the Syringothyris limesto- nes of Kashmir suggests a Lower Carboniferous age for these beds . This fossil shows relationship with members of ...
... contain the characteristic bryozoa , Fenestella . The presence of Syringothyris cuspidata in the Syringothyris limesto- nes of Kashmir suggests a Lower Carboniferous age for these beds . This fossil shows relationship with members of ...
Page 46
... containing other pebbles also contain pebbles of this limestone . On the other hand , locally the lime- stone also contains small rock fragments and pebbles . Though there are no in situ outcrop of this limestone anywhere in the South ...
... containing other pebbles also contain pebbles of this limestone . On the other hand , locally the lime- stone also contains small rock fragments and pebbles . Though there are no in situ outcrop of this limestone anywhere in the South ...
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