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 71
Page 202
... sets of joints are prominently developed , trending ( i ) N25 ° W - S25 ° E ; ( ii ) N70 ° E - S70 ° W ; ( iii ) N60 ° to 80 ° W S60 ° to 80 ° E ; and ( iv ) N30 ° E - S30 W. The first two sets are low - dipping while the other two sets ...
... sets of joints are prominently developed , trending ( i ) N25 ° W - S25 ° E ; ( ii ) N70 ° E - S70 ° W ; ( iii ) N60 ° to 80 ° W S60 ° to 80 ° E ; and ( iv ) N30 ° E - S30 W. The first two sets are low - dipping while the other two sets ...
Page 243
... sets of joints . Two sets are near normal to the tunnel alignment while the third set is nearly parallel to the tunnel direction . The joints are gene- rally tight at the surface . During the field season , traverse mapping of 1 L km on ...
... sets of joints . Two sets are near normal to the tunnel alignment while the third set is nearly parallel to the tunnel direction . The joints are gene- rally tight at the surface . During the field season , traverse mapping of 1 L km on ...
Page 29
... sets of slip systems , mainly ductile in nature , are recorded in the granitoids . The older and more widespread set with near north - south disposition is documented throughout the area and has produced pervasive foliation in granite ...
... sets of slip systems , mainly ductile in nature , are recorded in the granitoids . The older and more widespread set with near north - south disposition is documented throughout the area and has produced pervasive foliation in granite ...
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