Records of the Geological Survey of India, Volume 111The Survey, 1982 - 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 72
... places , well developed augens of feldspar are seen in gneisses . The granite gneiss and granite porphyry show intrusive charac- ters at a number of places . The general trend of the rock succession is NW - SE with moderate to high ...
... places , well developed augens of feldspar are seen in gneisses . The granite gneiss and granite porphyry show intrusive charac- ters at a number of places . The general trend of the rock succession is NW - SE with moderate to high ...
Page 51
... places . It appears from the field relations that the foliation in the gneiss is mostly a relict of the schistosity and bedding in the pre - existing metasedi- mentary rocks , as the former is found to be parallel to the latter ...
... places . It appears from the field relations that the foliation in the gneiss is mostly a relict of the schistosity and bedding in the pre - existing metasedi- mentary rocks , as the former is found to be parallel to the latter ...
Page 168
... places down to 6 m . 0 to 0.6 - Soil , red , sandy . 0.6 to 2.9 -- Highly weathered amphi- bolite . 2.9 to 4.7 - Weathered amphibolite . 4.7 to 8.1 - Fresh amphibolite , iron staining at places down to bottom . 0 to 1.5 - Soil , red ...
... places down to 6 m . 0 to 0.6 - Soil , red , sandy . 0.6 to 2.9 -- Highly weathered amphi- bolite . 2.9 to 4.7 - Weathered amphibolite . 4.7 to 8.1 - Fresh amphibolite , iron staining at places down to bottom . 0 to 1.5 - Soil , red ...
Contents
ENGINEERING AND TRANSPORT DIVISION | 1 |
GEOSCIENCE DATA CENTRE | 9 |
WESTERN REGION | 17 |
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alignment amphibolite analysis Andhra Pradesh anomaly zone bands basalt basin bauxite bed rock Bihar biotite block boreholes carried out geological chalcopyrite Circle clay coal comprising Deccan Trap delineated deposits depth dipping Director dist district Division drill cores drill holes excavation fault folds Formation fossils geochemical geological mapping Geologist Geophysical surveys geotechnical geothermal glacier gneiss Gondwana grade Group grouting Headquarters indicated investigation laboratory laterite limestone line km located logged Madhya Pradesh magnetic magnetite Meghalaya metres mica schist migmatites million tonnes mineralisation minerals nala NE-SW NW-SE occurs Orissa pegmatite phyllite pits power house Project proposed pyrite quartz quartz veins quartzite Rajasthan regional resistivity river rock types S/Shri samples were collected sand sandstone Sarvashri scale schist seams sediments seismic shale shear zone Shri sillimanite soil spillway sq km strike length studies sulphide thickness tion Toposheet traverse trending tunnel upto Valley varying Vindhyan