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. |
From inside the book
Results 1-3 of 80
Page 144
... field evidence . Field structural evidences are also available for defining a major sheath fold in Nekkanamalai area due to movements along major shear zones within DSRZ ( Ganesan et al , under preparation ) . The rifting tectonic stage ...
... field evidence . Field structural evidences are also available for defining a major sheath fold in Nekkanamalai area due to movements along major shear zones within DSRZ ( Ganesan et al , under preparation ) . The rifting tectonic stage ...
Page 121
... field and rest in the tholeiitic field . In the Shand's index diagram ( Fig . 3C ) , three plots of granitoids have fallen in the oceanic plagiogranite field and the other one overlaps the continental arc granitoids and post- orogenic ...
... field and rest in the tholeiitic field . In the Shand's index diagram ( Fig . 3C ) , three plots of granitoids have fallen in the oceanic plagiogranite field and the other one overlaps the continental arc granitoids and post- orogenic ...
Page 182
... field ( Fig.1 ) . The picrobasalts lie close to the basaltic field indicating their transitory character . Intermediate rocks plot in the an- desite field . The alkaline dykes show a spread from basal- tic trachy andesite to ...
... field ( Fig.1 ) . The picrobasalts lie close to the basaltic field indicating their transitory character . Intermediate rocks plot in the an- desite field . The alkaline dykes show a spread from basal- tic trachy andesite to ...
Other editions - View all
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