Records of the Geological Survey of India, Volume 122, Part 6The 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 88
... values over known Mo occurrences . In leucogranites - pegmatites the background values of Mo is < 10 to 20 ppm , Cu 10-15 ppm and Pb and Zn 10-20 ppm . Soil , stream and bed rock samples show the normal background values as mentioned in ...
... values over known Mo occurrences . In leucogranites - pegmatites the background values of Mo is < 10 to 20 ppm , Cu 10-15 ppm and Pb and Zn 10-20 ppm . Soil , stream and bed rock samples show the normal background values as mentioned in ...
Page 89
... values 360-700 ppm , and Nb 190-400 ppm , and higher order stream show Mo < 10 ppm and Nb < 10- 50 ppm . ( ii ) ... values upto 20 ppm only . The anomalous copper values in the zone range from 180 to 2400 ppm observed over 650 m strike ...
... values 360-700 ppm , and Nb 190-400 ppm , and higher order stream show Mo < 10 ppm and Nb < 10- 50 ppm . ( ii ) ... values upto 20 ppm only . The anomalous copper values in the zone range from 180 to 2400 ppm observed over 650 m strike ...
Page 192
... values corresponding to this barren zone are less than 20 m sec . The zone of massive chalcopyrite / pyrite ( with 0.5 to 8 % Cu ) intersected between 118.0 to 132.0 m in the borehole , is characterised by high chargeability of the ...
... values corresponding to this barren zone are less than 20 m sec . The zone of massive chalcopyrite / pyrite ( with 0.5 to 8 % Cu ) intersected between 118.0 to 132.0 m in the borehole , is characterised by high chargeability of the ...
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Common terms and phrases
Aa flow alignment alluvium anomaly zone Archaean basalt flows bed rock Bijawar block borehole calcareous chert Chhattisgarh clay compound pahoehoe conglomerate cores Dark grey Deccan basalt Deccan Trap deposits depth dips DISTRICT dolomite drill holes ENE-WSW Engineering Geology Engineering Geology Division excavation exposed fault Formation fractured fragmentary top fresh basalt geochemical geological mapping Geologist Jr geophysical GEOTECHNICAL INVESTIGATIONS gneiss Gondwana gradient Group highly porphyritic Impersistent indicated intrusives Jabalpur joints Lameta laterite lava limestone located MADHYA PRADESH MADHYA PRADESH Code MAHARASHTRA masonry medium grained mineralisation moderately porphyritic Nagpur Narmada NW-SE occur pahoehoe pahoehoe flow pegmatite porphyritic proposed Proterozoic quartz veins quartzite Quaternary Raipur RAIPUR DISTRICT red bole Regional Geology Division reservoir samples sandstone scale schist sediments sequence shale shear zone soil sparsely porphyritic spillway sq km sq km area stromatolitic studies subsurface exploration Supergroup thick toposheet traversed trending tunnel Unconformity upper upto vesicular Vindhyan के