Records of the Geological Survey of India, Volume 125, Parts 6-8Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 1
... depth along the toe of the spillway and at 8.67 m to 15.84 m depth on the left abutment of the lower dam site . The RQD of 78 to 98 % indicates that the tunnelling media is good to very good except for cable tunnel where the tunnelling ...
... depth along the toe of the spillway and at 8.67 m to 15.84 m depth on the left abutment of the lower dam site . The RQD of 78 to 98 % indicates that the tunnelling media is good to very good except for cable tunnel where the tunnelling ...
Page 22
... depth of 353.15 m and GW / TAT / 24 borehole has reached a depth of 244.60 m . Total drilling of 169.50 m was completed during the FS 1990-91 ( Plate- 34 ) . Lithological studies of borehole GW / TAT / 23 have revealed alter nate ...
... depth of 353.15 m and GW / TAT / 24 borehole has reached a depth of 244.60 m . Total drilling of 169.50 m was completed during the FS 1990-91 ( Plate- 34 ) . Lithological studies of borehole GW / TAT / 23 have revealed alter nate ...
Page 79
... depth of 2.0 m - 3.74 m below the ground level and 0.68 m to 1.34 m into the bedrock . The bedrock consists of slates striking N25 ° W - S25 ° E to N40 ° W - S40 ° E and dipping 25 ° - 40 ' southwards , i.e. , the strike is sub ...
... depth of 2.0 m - 3.74 m below the ground level and 0.68 m to 1.34 m into the bedrock . The bedrock consists of slates striking N25 ° W - S25 ° E to N40 ° W - S40 ° E and dipping 25 ° - 40 ' southwards , i.e. , the strike is sub ...
Contents
GEOLOGICAL MAPPING 1 to 58 | 8 |
Elucidation of structure stratigraphy and mineralisation potential | 18 |
MINERAL INVESTIGATIONS 61 to 88 | |
Copyright | |
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alluvial Alluvium amphibolite anomaly Aravalli bands basalt basement basic basin bed rock belt Bijawar biotite block boreholes chlorite clay comprising conglomerate Deccan Trap deformation deposits depth dips district dolomite drill holes dykes Engineering Geology Division exposed fault field season flood plain flows folds foliation Formation fractures Ganga geochemical geological mapping Geologist Jr geophysical GEOTECHNICAL INVESTIGATION gneiss gold Gondwana grade grained granite granite gneiss granitoids grey Group indicated intrusive joints km² lava limestone lineaments located MADHYA PRADESH MADHYA PRADESH Code magnetic MAHARASHTRA metamorphism mica schist mineral mineralisation Nagpur Narmada occur Older Alluvium pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Quaternary Rajasthan regional rhyolite river Sakoli samples sand sandstone scale schist sediments sequence shale shear zone Siwalik slope soil sq km stratigraphic studies sulphide Supergroup surface surveys terrace thick tion toposheet traversed trending tunnel ultramafic Unconformity upto Uttar Pradesh Varanasi Older volcanic