Records of the Geological Survey of India, Volume 124, Part 2The Survey, 1989 - 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 152
... thin veins along the trend of the anorthosites . The width of chromite veins vary between few cms to 2 m . Another note worthy point observed is that the anorthosites which are in general massive and hard , are highly sheared and ...
... thin veins along the trend of the anorthosites . The width of chromite veins vary between few cms to 2 m . Another note worthy point observed is that the anorthosites which are in general massive and hard , are highly sheared and ...
Page 241
... thin sedimentary cover of 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 ...
... thin sedimentary cover of 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 ...
Page 326
... thin sections including modal analy- ses of 15 thin sections . Megascopically , the Kamthi sandstone are medium to coarse grained and are composed dom- inently of quartz aggregates with silecious and argil- laceous matrices and other ...
... thin sections including modal analy- ses of 15 thin sections . Megascopically , the Kamthi sandstone are medium to coarse grained and are composed dom- inently of quartz aggregates with silecious and argil- laceous matrices and other ...
Contents
CENTRAL HEADQUARTERS | 6 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 143 |
Overview of the Deputy Director General | 211 |
Copyright | |
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aeromagnetic amphibolite AMSE Wing analysis Andhra Pradesh anomalies assemblage bands Barakar Barakar Formation basement basin Bhutan BIHAR block boreholes carbonaceous 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 Ghosh gneisses Gondwana grade granite gravity grey Group heavy mineral ilmenite INDEX India indicate intersected investigation Kamthi Formation limestone lineament located MADHYA PRADESH magnetic magnetite medium metamorphism 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 stratigraphic strike length sulphide surface surveys Talchir Formation tectonic thickness tion Toposheet trending tuff upto VALLEY COALFIELD varies volcanics zone