Records of the Geological Survey of India, Volume 105Geological Survey of India, 1973 - Earthquakes |
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Page 49
... similar to the Hope Town conglomerate . Pebbles of the Jhinga Nala Formation , quartzitic graywacke , and slate have also been noted in the conglome- rate . The grit is similar in composition to the graywacke ( that is Namunagarh grit ) ...
... similar to the Hope Town conglomerate . Pebbles of the Jhinga Nala Formation , quartzitic graywacke , and slate have also been noted in the conglome- rate . The grit is similar in composition to the graywacke ( that is Namunagarh grit ) ...
Page 55
... similar to the Melville limestone Formation . The white clay beds occurring below the Wrafters Creek limestone on the west coast of the Baratang island possibly represents the lower clay beds . The Interview stage of Boileau ( 1950 ) ...
... similar to the Melville limestone Formation . The white clay beds occurring below the Wrafters Creek limestone on the west coast of the Baratang island possibly represents the lower clay beds . The Interview stage of Boileau ( 1950 ) ...
Page 184
... similar to those observed in the Chamasari area . The rhyhmic nature of phospha- te and carbonate bands is well ... similar rock a cluster of small prismatic crystals of apatite has been observed with similar optical characters in the ...
... similar to those observed in the Chamasari area . The rhyhmic nature of phospha- te and carbonate bands is well ... similar rock a cluster of small prismatic crystals of apatite has been observed with similar optical characters in the ...
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