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 47
... varying amount of NiFe , troilite and rare chromite . Textural studies show different types of primary chondrule textures viz . porphyritic olivine - pyroxene ( POP ) , porphyritic olivine ( PO ) , porphyritic pyroxene ( PP ) , barred ...
... varying amount of NiFe , troilite and rare chromite . Textural studies show different types of primary chondrule textures viz . porphyritic olivine - pyroxene ( POP ) , porphyritic olivine ( PO ) , porphyritic pyroxene ( PP ) , barred ...
Page 241
... varying thickness of an uneven hard laterite sur- face . The sediment package above this laterite base- ment consists of two units . The lower unit varies in thickness and shows valley fill structures / buried channels and ...
... varying thickness of an uneven hard laterite sur- face . The sediment package above this laterite base- ment consists of two units . The lower unit varies in thickness and shows valley fill structures / buried channels and ...
Page 311
... varying mainly between A to B were established for a strike length of over 11 km and the presence of Lr . Kamthi interbanded coal - shale horizon including the thick K - VI horizon varying in thickness from 22.11 m to 27.07m was ...
... varying mainly between A to B were established for a strike length of over 11 km and the presence of Lr . Kamthi interbanded coal - shale horizon including the thick K - VI horizon varying in thickness from 22.11 m to 27.07m was ...
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