Records of the Geological Survey of India, Volume 105Geological Survey of India, 1973 - Earthquakes |
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Page 35
... Baratang island , the rock is associated with quartzite and phyllite . In some specimens from the Baratang island , the green isotropic argillaceous matter is more , and the outer cells of the radiolarian tests are replaced by a thin ...
... Baratang island , the rock is associated with quartzite and phyllite . In some specimens from the Baratang island , the green isotropic argillaceous matter is more , and the outer cells of the radiolarian tests are replaced by a thin ...
Page 38
... Baratang Formation appears to be vague . The Baratang Formation suggested by the O. N. G. C. appears to have included a large number of lithological members which can be sepa- rated into distinctive mappable smaller units . The baked ...
... Baratang Formation appears to be vague . The Baratang Formation suggested by the O. N. G. C. appears to have included a large number of lithological members which can be sepa- rated into distinctive mappable smaller units . The baked ...
Page 53
... Baratang Group rocks ' in the original report , are actually from the Mithakhari Group ( from the Shantonu Formation ) . Necessary corrections have been incor- porated in this report . Sample No. 3/11369 Locality South of Loru jig Baratang ...
... Baratang Group rocks ' in the original report , are actually from the Mithakhari Group ( from the Shantonu Formation ) . Necessary corrections have been incor- porated in this report . Sample No. 3/11369 Locality South of Loru jig Baratang ...
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