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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... block was tested by 15 boreholes over 3 sub- blocks . The northern block of 200 m length was intersected by 4 boreholes in 2 sets at 50 m interval , each set having 2 boreholes for 1st and 2nd level of intersections . The central block ...
... block was tested by 15 boreholes over 3 sub- blocks . The northern block of 200 m length was intersected by 4 boreholes in 2 sets at 50 m interval , each set having 2 boreholes for 1st and 2nd level of intersections . The central block ...
Page 23
... Block , ( ii ) the Central Block , ( iii ) the North Block and ( iv ) the South Extension Block . The North Sindesar Ridge consists of metasedimentary and metavolcanic rocks of Lower Proterozoic ( ? ) age overlying the Archean Banded ...
... Block , ( ii ) the Central Block , ( iii ) the North Block and ( iv ) the South Extension Block . The North Sindesar Ridge consists of metasedimentary and metavolcanic rocks of Lower Proterozoic ( ? ) age overlying the Archean Banded ...
Page 80
... Blocks 7 , 6 , 5 , 4 , and 3 , and evaluating the foundation problems . In Block 7 , a curvilinear fracture was identified in granite gneisses forming the foundation . Grouting and anchoring were suggested . In Blocks 6 , 5 and 4 ...
... Blocks 7 , 6 , 5 , 4 , and 3 , and evaluating the foundation problems . In Block 7 , a curvilinear fracture was identified in granite gneisses forming the foundation . Grouting and anchoring were suggested . In Blocks 6 , 5 and 4 ...
Contents
GEOLOGICAL MAPPING 1 to 58 | 8 |
Elucidation of structure stratigraphy and mineralisation potential | 18 |
MINERAL INVESTIGATIONS 61 to 88 | |
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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 kmĀ² 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