Records of the Geological Survey of India, Volume 112, Part 6Government of India, 1980 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 17
... depths , thus proving the existence of a ' blind zone ' in the two layer cases . To obtain the bed rock topography , depths were computed at each geophone location by adopting the ' Time - Depth ' method of Hawkins ( 1961 ) taking into ...
... depths , thus proving the existence of a ' blind zone ' in the two layer cases . To obtain the bed rock topography , depths were computed at each geophone location by adopting the ' Time - Depth ' method of Hawkins ( 1961 ) taking into ...
Page 19
... depths as in the present surveys . Hawkins and Maggs ( 1961 ) have derived two quantities ' L ' and ' M ' which express ' zo ' and ' z , ' the actual layer thickness In terms of ' zc ' , the calculated bed rock depth from ' vo ' and ...
... depths as in the present surveys . Hawkins and Maggs ( 1961 ) have derived two quantities ' L ' and ' M ' which express ' zo ' and ' z , ' the actual layer thickness In terms of ' zc ' , the calculated bed rock depth from ' vo ' and ...
Page 20
... depths when calculated using the nomograms prepared by Hawkins and Maggs . For obtaining the bed rock depths at every geophone position along each of the traverses , an average composite depth conversion factor ( Hawkin's time - depth ...
... depths when calculated using the nomograms prepared by Hawkins and Maggs . For obtaining the bed rock depths at every geophone position along each of the traverses , an average composite depth conversion factor ( Hawkin's time - depth ...
Contents
PART | 1 |
Landsat imagery and photogeological studies of Son Valley | 11 |
Refraction seismic surveys for bed rock and the blind zone | 17 |
Copyright | |
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Common terms and phrases
Ahiran Archaeans Bailadila Banbiha Sandstone banded basalt basin Bastar bed rock Belgari Bhulwa Limestone Member Bijawars biotite bottom chert chlorite clay deposit coarse crushing strength CWPRS Deccan Trap Dhengur nala district drainage earthquake east Eastern Ghats engineering properties epicentral erosion fault felspar folds foliation fractures Geol Geological Survey geophysical Geotechnical Ghosh gneiss Gondwana granite granite gneiss granulite gravity groundwater Hasdeo Hasdeo river hills hornblende hornblende granulite Kaimur Kaimur Quartzite Kanker Kanker subdivision kg/cm² khondalites Korba Korba West laterite Limestone lithological located Mathur metres microcline NW-SE Paisuni Formation Paisuni Stage PANNA DISTRICT Panna Shale Perara Shale pink plagioclase Plate profiles quartz Quartzite Ramkheria refraction Rewa Rewa Group Rewa Limestone ridges rock types samples sandstones schist sedimentary rocks sedimentation seismic Shale Sidhi slope stability stratigraphic structures Surv Survey of India terrace terrain thickness tuff units valley velocity Vindhyan volcanic xenoliths zone