Records of the Geological Survey of India, Volume 111The Survey, 1982 - 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 79
... values from 5 to 80 ppb , and that over the metavolcanics between 5 and 70 ppb ; the mean values being 25 and 19 ppb respectively . This shows about 4 times enrichment of mercury in the secondary dis- persion in the soils over the main ...
... values from 5 to 80 ppb , and that over the metavolcanics between 5 and 70 ppb ; the mean values being 25 and 19 ppb respectively . This shows about 4 times enrichment of mercury in the secondary dis- persion in the soils over the main ...
Page 80
... values in the soil vary between 25 and 880 ppm . the higher values forming a zone in the eastern side at the contact of the amphibolites and the metapyroxenites . The peak nickel values are in fact found in the soils overlying the ...
... values in the soil vary between 25 and 880 ppm . the higher values forming a zone in the eastern side at the contact of the amphibolites and the metapyroxenites . The peak nickel values are in fact found in the soils overlying the ...
Page 175
... values of the order of 40 and 150 ohm metres . It is very likely that manganese ore mixed with some amount of quartzite or schist or even pegmatite may have resis- tivity value within the range of 6 and 60 ohm metres . It may be seen ...
... values of the order of 40 and 150 ohm metres . It is very likely that manganese ore mixed with some amount of quartzite or schist or even pegmatite may have resis- tivity value within the range of 6 and 60 ohm metres . It may be seen ...
Contents
ENGINEERING AND TRANSPORT DIVISION | 1 |
GEOSCIENCE DATA CENTRE | 9 |
WESTERN REGION | 17 |
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alignment amphibolite analysis Andhra Pradesh anomaly zone bands basalt basin bauxite bed rock Bihar biotite block boreholes carried out geological chalcopyrite Circle clay coal comprising Deccan Trap delineated deposits depth dipping Director dist district Division drill cores drill holes excavation fault folds Formation fossils geochemical geological mapping Geologist Geophysical surveys geotechnical geothermal glacier gneiss Gondwana grade Group grouting Headquarters indicated investigation laboratory laterite limestone line km located logged Madhya Pradesh magnetic magnetite Meghalaya metres mica schist migmatites million tonnes mineralisation minerals nala NE-SW NW-SE occurs Orissa pegmatite phyllite pits power house Project proposed pyrite quartz quartz veins quartzite Rajasthan regional resistivity river rock types S/Shri samples were collected sand sandstone Sarvashri scale schist seams sediments seismic shale shear zone Shri sillimanite soil spillway sq km strike length studies sulphide thickness tion Toposheet traverse trending tunnel upto Valley varying Vindhyan