Records of the Geological Survey of India, Volume 124, Part 2The Survey, 1991 - 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 10
... shales of the Halkal Shale , Bhima Group , in the previous field - seasons led to further investi- gation in the area . Field work was carried out jointly with officers of the palaeontology Division of Southern Region in the current ...
... shales of the Halkal Shale , Bhima Group , in the previous field - seasons led to further investi- gation in the area . Field work was carried out jointly with officers of the palaeontology Division of Southern Region in the current ...
Page 279
... shale , and cross bedded sandstone form the lowermost unit of the Talchir Formation , which is overlain by purplish sandstone with intercalated marlstone and greenish grey silty shale and me- dium grained red sandstone . The topmost ...
... shale , and cross bedded sandstone form the lowermost unit of the Talchir Formation , which is overlain by purplish sandstone with intercalated marlstone and greenish grey silty shale and me- dium grained red sandstone . The topmost ...
Page 296
... shale & fine sandstone , coal seams with dirt bands . Carbonaceous shale , coarser sandstone to- wards bottom . Greenish white to green coarse sandstone and shale with one marker bed of chocolate shale with limonite concretion . White ...
... shale & fine sandstone , coal seams with dirt bands . Carbonaceous shale , coarser sandstone to- wards bottom . Greenish white to green coarse sandstone and shale with one marker bed of chocolate shale with limonite concretion . White ...
Contents
CENTRAL HEADQUARTERS | 6 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 143 |
Overview of the Deputy Director General | 211 |
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Common terms and phrases
aeromagnetic amphibolite AMSE Wing analysis Andhra Pradesh anomalies assemblage bands Barakar Formation BARREN MEASURES FORMATION basement basin Bhutan block boreholes carbonaceous Central chalcopyrite clay coal seams Coal Wing coarse grained Code copper mineralisation core Cruise deposits depth range DISTRICT drilling east eastern ENE-WSW evaluation EXPLORATION FOR COAL faults felsic field season fold geochemical GEOLOGICAL MAP gneisses Gondwana grade granite gravity grey Group heavy mineral ilmenite INDEX India indicate intersected investigation Kamthi Formation limestone lineament MADHYA PRADESH magnetic magnetite medium metamorphism migmatite million tonnes NW-SE occur ORISSA phyllite potential PRECAMBRIAN pyrite quartz quartzite Raniganj Raniganj Formation Regional exploration rocks Sakoli samples sand sandstone scale schist schist belt seabed seam zones sector sediments shale siltstone silty Singhbhum soil sq km Stratigraphy strike length sulphide surface surveys Talchir Formation tectonic thickness tion Toposheet trending tuff upto VALLEY COALFIELD varies volcanics zone