Records of the Geological Survey of India, Volume 127, Part 2The Survey, 1992 - 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 245
... heavy mineral laden sandbody where the weight percentage of heavy minerals vary between 5 and 10. Subsamples generated from the 34 vibrocores collected at closer grid of 500 m x 500 m , from water depths of 12 m to 20 m , were analysed ...
... heavy mineral laden sandbody where the weight percentage of heavy minerals vary between 5 and 10. Subsamples generated from the 34 vibrocores collected at closer grid of 500 m x 500 m , from water depths of 12 m to 20 m , were analysed ...
Page 265
... heavy mineral separation . The weight per- centage of total heavy minerals in each of the samples is computed and the map showing the distribution pattern of heavy minerals is prepared . The weight percentage of total heavy minerals ...
... heavy mineral separation . The weight per- centage of total heavy minerals in each of the samples is computed and the map showing the distribution pattern of heavy minerals is prepared . The weight percentage of total heavy minerals ...
Page 271
... heavy mineral weight % in the surficial sediment varies between 3 % and 8 % . The heavy mineral content , in general , decreases towards depth . Ilmenite constitutes more than 50 % of the total heavies . The other heavy minerals are ...
... heavy mineral weight % in the surficial sediment varies between 3 % and 8 % . The heavy mineral content , in general , decreases towards depth . Ilmenite constitutes more than 50 % of the total heavies . The other heavy minerals are ...
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Common terms and phrases
aeromagnetic airborne amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies bands Barakar Barakar Formation Barren Measures basement basin Bengal BHUTAN Bihar biotite block boreholes carbonaceous charnockite Chekha clay coal seams COAL WING Coalfield coarse Code cores covered cruise depth range DISTRICT Division dolomite drilling east eastern exploration for coal faults field season fold geochemical GEOLOGICAL MAP gneiss Gondwana grained granite gneiss gravity grey ground evaluation heavy mineral indicate intersected intrusives investigation isobath Kamthi LAMPROITE lamprophyres lignite lineament located MADHYA PRADESH magnetic metabasalt metamorphism migmatites million tonnes mineralisation multisensor NW-SE occur Orissa phyllite programme Proterozoic quartz quartzite Raniganj Regional exploration ridge rocks Sakoli sand sandstone scale schist seabed seam zones sector sediments sequence shale shear zones Shumar slope southern sq km strike length structural studies sub-basin sub-surface Talchir Tamil Nadu tectonic thickness Thimphu Thimphu Formation toposheet trending upto varies