Records of the Geological Survey of India, Volume 97The Survey, 1962 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 67
... MAGMA TRENDS , AND CHEMICAL TRAITS IN GENERAL . ( Appendix 1 , Tables 1-5 ) Among the salient features of petrography may be enumerated the close , clear - cut association of both the following main magma trends : ( i ) Tholeitic ...
... MAGMA TRENDS , AND CHEMICAL TRAITS IN GENERAL . ( Appendix 1 , Tables 1-5 ) Among the salient features of petrography may be enumerated the close , clear - cut association of both the following main magma trends : ( i ) Tholeitic ...
Page 69
... magma laden with a plenitude of water and fugitive constituents , including carbon dioxide In all probability , water for the best part was distilled into the basat magma by outside agencies ( resurgent ) during its ascent . This ...
... magma laden with a plenitude of water and fugitive constituents , including carbon dioxide In all probability , water for the best part was distilled into the basat magma by outside agencies ( resurgent ) during its ascent . This ...
Page 74
... magma trends from the same bulk composition " ( Yoder and Tilley , 1962 , p . 342 ) . Thus it appears that the parent magma for the alkali basalt type was undersaturated at the out- set , and once undersaturated ; always undersaturated ...
... magma trends from the same bulk composition " ( Yoder and Tilley , 1962 , p . 342 ) . Thus it appears that the parent magma for the alkali basalt type was undersaturated at the out- set , and once undersaturated ; always undersaturated ...
Contents
OF | 1 |
VOLUME 97 PART | 14 |
Geology and Origin of the Lonar Crater Maharashtra | 30 |
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Common terms and phrases
15th April alkali alkali-basalt alluvium Alwar Alwar valley analysis Balasore basalt basalt magma beds belt Bengal Bihar borehole Calcutta carbonate coal coalfield Coccolithus sp Coniacian Contai country rock cracks crystal crystallisation Damudas Darjeeling Deccan Trap depression depth developed Diameter district dykes earthquake shocks east emplaced Eocene epicentre felt folds formation G. S. I. Type Geol GEOLOGICAL SURVEY Gondwanas grains granitic groundwater H₂O hectares Jour Kakdwip kankar Kutch lake lithological Lonar Crater magma malachite material meteorite meteorite craters microns Locality Middle Eocene mineral N/9 Horizon Na,CO Na,SO NaCl NaHCO nannoplanktons occurs olivine patches pegmatites plagioclase PLATE polarised light pukka pumped quantity of reh quartz quartzite Rajasthan Sagar Island sajji samples collected sand sediments sodium Specimen Stradner and Papp structure Surv SURVEY OF INDIA Talchir tenorite thickness tholeiitic tonnes transmitted and polarised tubewells vitrinite volcanic zone