Records of the Geological Survey of India, Volume 132, Parts 6-8Government of India, 1997 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 58
... joints . The rock slide occured in moderately weathered basalt sections because of formation of intersection of moderately dipping joints . During heavy monsoon rain water percolates along these planes weakening the bonding in rock mass ...
... joints . The rock slide occured in moderately weathered basalt sections because of formation of intersection of moderately dipping joints . During heavy monsoon rain water percolates along these planes weakening the bonding in rock mass ...
Page 66
... joints and frac- tures and presence of veinetion etc. No occurence of premium quality material for export has been noticed in the area . However , following occurren- ces suitable for local industries and Indian market were demar ...
... joints and frac- tures and presence of veinetion etc. No occurence of premium quality material for export has been noticed in the area . However , following occurren- ces suitable for local industries and Indian market were demar ...
Page 41
... joints showing openings of 5-15 cm , 2-8 cm and 2-5 cm respectively , are filled with clay . The joints tend to tighten with depth . A weathered shale 0.3 to 2.0 m wide , passes askew , 2.60 m upstream of the centre point of Pit - 39 ...
... joints showing openings of 5-15 cm , 2-8 cm and 2-5 cm respectively , are filled with clay . The joints tend to tighten with depth . A weathered shale 0.3 to 2.0 m wide , passes askew , 2.60 m upstream of the centre point of Pit - 39 ...
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Common terms and phrases
alluvial Alluvium Almora amphibolite analysis bands basalt basin bed rock belt biotite block borehole carried chalcopyrite clay comprises covered Deccan Trap Dehradun Dehradun district Delhi Supergroup deposits depth dipping district dolomite drilling exposed Field Season fluvial foliation Formation Garhwal geochemical Geoenvironmental appraisal geological mapping geomorphological geophysical GEOTECHNICAL INVESTIGATIONS glacier gneiss gold grade grained granite granitoid grey ground water Group Haryana Himachal Pradesh indicated Jhansi district Krol landslide limestone located logging magnetite Maharashtra mineralised zone minerals nala neotectonic occur Older Alluvium pegmatite phyllite plagioclase Project Proterozoic pyrrhotite quartz quartz veins quartzite Quaternary Rajasthan Region river samples sandstone scale schist sediments sequence shale shear zone Siwalik slide slopes soil Sonbhadra district sq km structure studies sulphide surface surveys tectonic terrace thematic maps thick trending tunnel upto valley Yamuna एवं का कार्य किया गया की के क्षेत्र तथा द्वारा पर प्रदेश में से है