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 84
... value increases each of the eigen values of A'A matrix by a small amount K , and as K approaches infinity the Ridge Regression method ap- proaches the gradient method in which the convergence is found to be very rapid . For choosing the ...
... value increases each of the eigen values of A'A matrix by a small amount K , and as K approaches infinity the Ridge Regression method ap- proaches the gradient method in which the convergence is found to be very rapid . For choosing the ...
Page 204
... values of Pb ranging upto 0.16 % , and the metabasalts and ultramafies / ultrabasics yield maximum copper values of 850 ppm and 0.41 % respectively and the ultramafics show the highest nickel value of 0.59 % . Gold values yield < 0.1 ...
... values of Pb ranging upto 0.16 % , and the metabasalts and ultramafies / ultrabasics yield maximum copper values of 850 ppm and 0.41 % respectively and the ultramafics show the highest nickel value of 0.59 % . Gold values yield < 0.1 ...
Page 217
... values mainly for Ni and Cu . The incidence of Ni anomalies in UM enclaves is 14 % with one sample giving a value of 1.8 % Ni . During the F.S. 1990 to 1992 some more encouraging results were obtained in Gollarahalli and Lingapura ...
... values mainly for Ni and Cu . The incidence of Ni anomalies in UM enclaves is 14 % with one sample giving a value of 1.8 % Ni . During the F.S. 1990 to 1992 some more encouraging results were obtained in Gollarahalli and Lingapura ...
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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