Records of the Geological Survey of India, Volume 97Geological Survey of India, 1962 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 53
... formations has a general E. N. E.-W. S. W. trend , locally swinging towards north and south . The dips are moderate to high . Rajasthan : -The predominant rock formations of the Rajasthan pegmatite belt are a thick succession of ...
... formations has a general E. N. E.-W. S. W. trend , locally swinging towards north and south . The dips are moderate to high . Rajasthan : -The predominant rock formations of the Rajasthan pegmatite belt are a thick succession of ...
Page 56
... formation of the muscovite - quartz under the influence of shearing stress . The pegmatitic units ( 4 ) and ( 5 ) wrap around units ( 1 ) and ( 2 ) which they replace marginally . The plagioclase - perthite pegmatite is not confined to ...
... formation of the muscovite - quartz under the influence of shearing stress . The pegmatitic units ( 4 ) and ( 5 ) wrap around units ( 1 ) and ( 2 ) which they replace marginally . The plagioclase - perthite pegmatite is not confined to ...
Page 131
... formation of alkaline soils ! 1. Arid climate 2. Restricted drainage 3. Gradient Arid climate : This is a very favourable factor for the formation of reh . The districts fall within a semi - arid zone , the average rainfall being about ...
... formation of alkaline soils ! 1. Arid climate 2. Restricted drainage 3. Gradient Arid climate : This is a very favourable factor for the formation of reh . The districts fall within a semi - arid zone , the average rainfall being about ...
Contents
RECORDS | 1 |
VOLUME 97 PART | 14 |
Geology and Origin of the Lonar Crater Maharashtra | 30 |
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15th April alkali alkali-basalt alluvium Alwar Alwar valley Balasore basalt beds belt Bengal Bihar borehole Calcutta carbonate coal coal-bearing unit coalfield Coccolithus sp Coniacian Contai country rock cracks crystallisation Daling Thrust Damudas Darjeeling Deccan Trap depression depth developed Diameter district dykes east emplaced Eocene epicentre felt folds formation fossil G. S. I. Type Geol GEOLOGICAL SURVEY Gondwana grains granitic groundwater H₂O hectares India Jour Kakdwip kankar Kirthar Kutch lake lamprophyre lithological Lonar Crater magma malachite material metamorphism meteorite craters microns Locality Middle Eocene mineral NaCl NaHCO nannoplanktons occurs olivine Pachydesmoceras patches pegmatites plagioclase PLATE polarised light pukka pumped quantity of reh quartz quartzite Rajasthan Raniganj Record Sagar Island sajji samples collected sand seams sediments sodium Specimen Stradner and Papp structure Surv SURVEY OF INDIA Talchir tenorite thickness tholeiitic tonnes transmitted and polarised tubewells volcanic zone