Records of the Geological Survey of India, Volume 105, Part 2Geological Survey of India, 1973 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 182
... Phosphorite Black bedded chert with shales in various proportions Argillaceous and dolomitic limestones The Krol ... phosphorite ( Chakravorty & Raha , 1971 ) . In the middle part of the synclinal limbs the phosphorite lies directly and ...
... Phosphorite Black bedded chert with shales in various proportions Argillaceous and dolomitic limestones The Krol ... phosphorite ( Chakravorty & Raha , 1971 ) . In the middle part of the synclinal limbs the phosphorite lies directly and ...
Page 184
... phosphorite horizon of the Chiphaldi area unlike that of the Chamasari - Paritibba area directly and conformably overlies the argil- laceous limestones of Krol Formation ( Chakravorty and Raha , 1971 ) . The bedded black chert which ...
... phosphorite horizon of the Chiphaldi area unlike that of the Chamasari - Paritibba area directly and conformably overlies the argil- laceous limestones of Krol Formation ( Chakravorty and Raha , 1971 ) . The bedded black chert which ...
Page 186
... phosphorite indicates at the same time a poorly ventilated euxinic environment ( Raha , 1970 ) , which might have been created either by sealing or semi - isolation of the basin of deposition , such as lagoon , with copious supply of ...
... phosphorite indicates at the same time a poorly ventilated euxinic environment ( Raha , 1970 ) , which might have been created either by sealing or semi - isolation of the basin of deposition , such as lagoon , with copious supply of ...
Contents
RECORDS | 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 Deflandre deposit Discoaster district endothermic endothermic peak Eocene estherids fauna felspar figs folds foliation Formation fossil gabbro Gangamopteris garnetiferous geochemical Geol Geological Survey glacier gneisses Gondwana grains granitic gray graywacke hill INDIA Records indicate khondalites Krol limestone lodes Lower margins metadolerite metal Middle Andaman mineral mineralisation Mussoorie Nala occur Orissa orthopyroxene oxides para-amphibolite Permian phosphate phosphorite pinnules plagioclase Plate present pyroxene quartz quartzite rocks samples sandstone schist 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 younger ortho-amphibolite Zemu glacier zone