Records of the Geological Survey of India, Volume 111, Part 1Government of India, 1976 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 209
... basalt . These basalt is either fine grained or amygdaloidal , porphyritic and non - porphyritic types . In the case of the amygdaloidal basalt , the minerals occurring as amygdales include zeolite , secondary silica , chalcopy- rite ...
... basalt . These basalt is either fine grained or amygdaloidal , porphyritic and non - porphyritic types . In the case of the amygdaloidal basalt , the minerals occurring as amygdales include zeolite , secondary silica , chalcopy- rite ...
Page 252
... basalt in a 40 m thick section . The proposed 500 m long canal tunnel , on the left flank , would pass through fresh , hard , self - supporting and blocky prophy- ritic basalt ( flow no . 2 ) and over a major stretch no serious ...
... basalt in a 40 m thick section . The proposed 500 m long canal tunnel , on the left flank , would pass through fresh , hard , self - supporting and blocky prophy- ritic basalt ( flow no . 2 ) and over a major stretch no serious ...
Page 254
... basalt have been delineated . Water pressure tests have confirmed the watertight nature of the foundation rock . At the three alternative quarry sites , about 9 m thick dense basalt is available for use as rubble in the stone masonry of ...
... basalt have been delineated . Water pressure tests have confirmed the watertight nature of the foundation rock . At the three alternative quarry sites , about 9 m thick dense basalt is available for use as rubble in the stone masonry of ...
Contents
MINERAL PHYSICS DIVISION | 1 |
GEOSCIENCE DATA CENTRE | 9 |
EASTERN REGION | 45 |
Copyright | |
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alignment amphibolite analysis Andhra Pradesh anomaly zone bands basin bauxite bedrock Bihar biotite block boreholes Calcutta chalcopyrite clay coal Coalfield comprising covered delineated deposits depth dipping dist district Division drill cores drill holes electrical resistivity fault folds Formation fossils geochemical geological mapping Geologist Geophysical surveys geotechnical geothermal glacier gneiss Gondwana granite graphite Group Haryana Headquarters Himachal Pradesh Hydel I. P. anomaly India indicated Jammu Kashmir laboratory limestone line km located logged magnetic magnetite Meghalaya metres migmatites minerals nala NW-SE occur Orissa phyllite power house Project proposed pyrite quartz quartz veins quartzite Rajasthan regional river rock samples rock types S/Shri samples were collected sand sandstone scale schist seams Sector sediments seismic shale shear zone Shillong Shri slope soil spillway sq km strike length studies thickness tion tonnes Toposheet traverse trending tunnel upto Uttar Pradesh Valley varying West Bengal