Records of the Geological Survey of India, Volume 105Geological Survey of India, 1973 - Earthquakes |
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Page 13
... given above suggest a Lower Permian age for these formations and not Carboniferous . Fauna and Flora of the Carboniferous system in India The Lower and Middle Carboniferous of India have so far been recognised in Spiti and Kashmir ...
... given above suggest a Lower Permian age for these formations and not Carboniferous . Fauna and Flora of the Carboniferous system in India The Lower and Middle Carboniferous of India have so far been recognised in Spiti and Kashmir ...
Page 137
... given by a mixture of limestone and pelite . The plots for the para - amphibolites and calc- granulites fall within an area somewhat separate to that of the ortho- amphibolites and Karroo dolerites . Similarly , the 100mg + c + ( al ...
... given by a mixture of limestone and pelite . The plots for the para - amphibolites and calc- granulites fall within an area somewhat separate to that of the ortho- amphibolites and Karroo dolerites . Similarly , the 100mg + c + ( al ...
Page 207
... given off , the pre- sent specimen possesses numerous forked veins mostly given off directly from the rachis and there is no mid - rib . It differs from T. chunakhalensis Sah and Sukhdev which has a prominent mid - rib persisting from ...
... given off , the pre- sent specimen possesses numerous forked veins mostly given off directly from the rachis and there is no mid - rib . It differs from T. chunakhalensis Sah and Sukhdev which has a prominent mid - rib persisting from ...
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