Records of the Geological Survey of India, Volume 97Geological Survey of India, 1969 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 4
... epicentre on the Shillong plateau . The shocks were felt over an area of 4,480,000 sq . km . This was studied in detail by R.D. Oldham ( 1899 ) . Severe destruction took place in Shillong , Goalpara . Gauhati , Nowgong and Sylhet in ...
... epicentre on the Shillong plateau . The shocks were felt over an area of 4,480,000 sq . km . This was studied in detail by R.D. Oldham ( 1899 ) . Severe destruction took place in Shillong , Goalpara . Gauhati , Nowgong and Sylhet in ...
Page 22
... epicentre for these shocks as fixed by the Central Seismological Observatory , Delhi , is at 21 ° Lat and 88 ° 30 ′ Long . which falls at about 80 km . S. S. E. of Sagar Island , in the Bay of Bengal . The time of the main shocks as ...
... epicentre for these shocks as fixed by the Central Seismological Observatory , Delhi , is at 21 ° Lat and 88 ° 30 ′ Long . which falls at about 80 km . S. S. E. of Sagar Island , in the Bay of Bengal . The time of the main shocks as ...
Page 29
... EPICENTRE NOT YET ESTABLISHED - Shillong : April , 17 : Scientists at India's most important seismological observatory , a few miles from here , do not as yet know whether the earthquake which shook Calcutta on Wednesday evening had its ...
... EPICENTRE NOT YET ESTABLISHED - Shillong : April , 17 : Scientists at India's most important seismological observatory , a few miles from here , do not as yet know whether the earthquake which shook Calcutta on Wednesday evening had its ...
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15th April alkali alkali-basalt alluvium Alwar Alwar valley basalt basalt magma 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 east-west emplaced Eocene epicentre felt folds formation fossil G. S. I. Type Geol GEOLOGICAL SURVEY Gondwanas grains granitic groundwater hectares India Jour kankar Kirthar Middle Eocene Kutch lake lamprophyre lithological Lonar crater magma malachite material metamorphism meteorite craters mineral NaCl NaHCO3 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 Siwaliks sodium Specimen Stradner and Papp structure Surv SURVEY OF INDIA Talchir tenorite thickness tholeiitic tonnes transmitted and polarised tubewells vitrinite volcanic zone