Records of the Geological Survey of India, Volume 126, Issues 5-6Vols. 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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Results 1-3 of 44
Page 274
... anomalies in low frequency over the anomaly zones - D , E , F and G. All the anomaly zones were tested by trenching and it was observed that except the anomaly zone - A , the other zones have exposed quartz / quartz - ankerite in ...
... anomalies in low frequency over the anomaly zones - D , E , F and G. All the anomaly zones were tested by trenching and it was observed that except the anomaly zone - A , the other zones have exposed quartz / quartz - ankerite in ...
Page 281
... anomalies obtained are also strong in the range of a few thousand gammas over the body . Gravity measurements taken on one of the traverses , south of the exposed body brought out a residual anomaly of 1 mgal . Magnetic and resistivity ...
... anomalies obtained are also strong in the range of a few thousand gammas over the body . Gravity measurements taken on one of the traverses , south of the exposed body brought out a residual anomaly of 1 mgal . Magnetic and resistivity ...
Page 199
... anomaly ,, the test drilling is recom- mended in this area . The second anomaly , at W60 / D1.75 falls in an area devoid of " cultural noise " . A borehole drilled earlier by HCL over this anomaly proved to be barren because the ...
... anomaly ,, the test drilling is recom- mended in this area . The second anomaly , at W60 / D1.75 falls in an area devoid of " cultural noise " . A borehole drilled earlier by HCL over this anomaly proved to be barren because the ...
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Common terms and phrases
acid amphibolite ANDHRA PRADESH anomaly zones axis bands basalt basin biotite biotite gneiss block boreholes charnockite complex Deccan Trap deformation depth DISTRICT dolerite drilling enclaves ENE-WSW exposed feldspar field season flows folds foliation Formation gabbro geochemical GEOLOGICAL MAP Geology Division Geophysical GEOTECHNICAL INVESTIGATIONS gneiss gneissic gold grained granite granite gneiss granitoids granulite grey Group hornblende INDEX indicated intrusives joints KARNATAKA kimberlite laterite lava lineament located mafic magnetite MAHARASHTRA metabasalt migmatite mineral mineralised zone Nagpur Narmada NE-SW NNW-SSE NW-SE occur pahoehoe pegmatite pink granite plagioclase porphyritic pyrite pyroxene granulite pyroxenite quartz quartz veins quartzite Quaternary regional reservoir rhyolite river rock types Sakoli samples sandstone scale schist schist belt schistose sediments shale shear zone soil spillway sq km strike length structures studies sulphide surveys syenite TAMIL NADU thick toposheet traversed trench trending tunnel ultramafic upto valley volcanics width