Records of the Geological Survey of India, Volume 107The Survey, 1979 - 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 346
... holes . Subsurface explorations showed that silicified tuff which underlies a cover of 16 to 18 m of fresh dense basalt is sufficiently watertight . A drill hole for confirming the existence of an inferred fault in the tuff has been ...
... holes . Subsurface explorations showed that silicified tuff which underlies a cover of 16 to 18 m of fresh dense basalt is sufficiently watertight . A drill hole for confirming the existence of an inferred fault in the tuff has been ...
Page 347
... holes . Delineation of the bed rock profile in the burried channel by geophysical survey recommended . He also suggested undertaking excavation of the cut - off trench before raising the masonry in the river section . Thana district ...
... holes . Delineation of the bed rock profile in the burried channel by geophysical survey recommended . He also suggested undertaking excavation of the cut - off trench before raising the masonry in the river section . Thana district ...
Page 348
... holes drilled at the dam site . The dam site is covered with six flows of the Deccan Trap down to R.L. 49.200 m , consisting of dense amygdaloidal basalt , tuff breccia and pink tuffaceous basalt . Fresh rock is available below 0.60 ...
... holes drilled at the dam site . The dam site is covered with six flows of the Deccan Trap down to R.L. 49.200 m , consisting of dense amygdaloidal basalt , tuff breccia and pink tuffaceous basalt . Fresh rock is available below 0.60 ...
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Common terms and phrases
alignment amphibolite Andhra Pradesh anomaly Assistant Geologists bands Banerjee basalt bauxite Bihar biotite block boreholes Calcutta chalcopyrite charnockite Circle clay coalfield comprising copper cores covering an area Deccan Trap Delhi deposits depth dips Director district Division dolerite dolomite drill holes dykes Engineer excavation exploration exploratory exposed fault folds formation fossils foundation geological mapping Geologists Jr geophysical Geophysicist geotechnical Ghosh gneiss Gondwana grade granite gneiss graphite Hydel India indicated intruded investigation Laboratory laterite limestone located logged Madhya Pradesh magnetite mapped an area million tonnes Mineral mineralisation Mukherjee nala occurs Orissa pegmatite phyllite pits power house Project pyrite quartz quartz veins quartzite Quaternary Rajasthan Regional river rock types samples were collected sand sandstone Sarvashri scale schist seams sediments shale shear zone Shri Singh Sinha soil spillway sq km Srivastava strike length studies sulphide surveys thickness toposheet traverse trending tunnel Udaipur district upto varies