Records of the Geological Survey of India, Volume 131, Part 2The Survey, 1996 - 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 226
... heavy minerals in the region . Close spaced vibrocoring ( 500m x 500m ) over an area of 3.5 sq km , bounded by the co - ordinates 19 ° 18'55.437 " N : 85 ° 00'45.058 " E , 19 ° 20'01.557 " N 85 ° 01'58.310 " E , 19 ° 19'24.001 " N : 85 ...
... heavy minerals in the region . Close spaced vibrocoring ( 500m x 500m ) over an area of 3.5 sq km , bounded by the co - ordinates 19 ° 18'55.437 " N : 85 ° 00'45.058 " E , 19 ° 20'01.557 " N 85 ° 01'58.310 " E , 19 ° 19'24.001 " N : 85 ...
Page 228
... heavy mineral content . Subsamples at 15 cm interval were collected for micropalaeontological studies also . The size analysis reveals presence of very fine sand and fine sand in the sediment column of the seabed while the onshore ...
... heavy mineral content . Subsamples at 15 cm interval were collected for micropalaeontological studies also . The size analysis reveals presence of very fine sand and fine sand in the sediment column of the seabed while the onshore ...
Page 231
... heavy mineral concentration of the subsamples ranges between 2 and 25. The heavy mineral suite of the samples is represented by sillimanite , garnet and magnetite with minor amounts of ortho / clino pyroxene , hornblende , zircon ...
... heavy mineral concentration of the subsamples ranges between 2 and 25. The heavy mineral suite of the samples is represented by sillimanite , garnet and magnetite with minor amounts of ortho / clino pyroxene , hornblende , zircon ...
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Common terms and phrases
aerogeophysical aeromagnetic airborne geophysical analysis anomaly assemblage Barakar Barakar coal seams Barakar Formation basin belt Bhutan Bihar biotite block borehole carbonaceous carbonatite carried chlorite clay Coalfield coarse grained Code continued covered Cruise database delineated depth district Division drilling Dzongkhag east eastern exploration for coal faults field season foliation garnet geochemical sampling geological mapping gneiss gold mineralisation Gondwana grade granite granulite grey Ground evaluation Group heavy mineral identified India indicated interpretation intersected investigation isotopic Kamthi layered lignite limestone located Madhya Pradesh mafic magnetic metamorphism multisensor Nagpur district Neoproterozoic occur Orissa OVERVIEW phyllite plagioclase programme quartz quartz veins quartzite Rajasthan range Raniganj Regional exploration sand sandstone scale schist seabed seam zones sections sector sediments sequence shale shallow shear zone shelf Singhbhum Sohagpur sq km studies Sub-project sulphide surface surveys Talchir Formation thickness Toposheet traverse trending ultramafic upto Valley values varying volcanics