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 87
... coalfield gained importance with the discovery of a very thick ( about 133 m . ) coal seam near Jhingurdah ( 24 ° 12 ... coalfield occurs in the Barakar and Raniganj formations . Chemically , the coals are non - caking and have ...
... coalfield gained importance with the discovery of a very thick ( about 133 m . ) coal seam near Jhingurdah ( 24 ° 12 ... coalfield occurs in the Barakar and Raniganj formations . Chemically , the coals are non - caking and have ...
Page 91
Geological Survey of India. A NOTE ON THE GEOLOGY OF DARJEELING COAL- FIELD AND ITS BEARING ON THE STRUCTURE OF THE EASTERN HIMALAYAS BY S. K. ACHARYYA , M. TECH . ( With Plate 14 ) ABSTRACT The Damudas of Darjeeling coalfield are wedged ...
Geological Survey of India. A NOTE ON THE GEOLOGY OF DARJEELING COAL- FIELD AND ITS BEARING ON THE STRUCTURE OF THE EASTERN HIMALAYAS BY S. K. ACHARYYA , M. TECH . ( With Plate 14 ) ABSTRACT The Damudas of Darjeeling coalfield are wedged ...
Page 101
... Coalfield , Darjeeling Dist . , West Bengal . Prog . Rep . for the field season 1963-64 , Geol . Surv . Ind . ( unpublished ) . 1967. - Geological Report on Part of Darjeeling Coalfield , Darjeeling Dist . , West Bengal . Prog . Rep ...
... Coalfield , Darjeeling Dist . , West Bengal . Prog . Rep . for the field season 1963-64 , Geol . Surv . Ind . ( unpublished ) . 1967. - Geological Report on Part of Darjeeling Coalfield , Darjeeling Dist . , West Bengal . Prog . Rep ...
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Common terms and phrases
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