Records of the Geological Survey of India, Volume 136, Parts 4-7Government of India, 2001 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 48
... Bedrock comprising sandstone, siltstone and claystone occurs from 21m depth. The RQD values in bedrock are below 20%. The second hole BH-3 on lefi bank near river bed was drilled for 34.50m depth and indicated l3.50m deep overburden ...
... Bedrock comprising sandstone, siltstone and claystone occurs from 21m depth. The RQD values in bedrock are below 20%. The second hole BH-3 on lefi bank near river bed was drilled for 34.50m depth and indicated l3.50m deep overburden ...
Page 32
... bedrock samples collected from the extension area of Jonnagiri schist belt, only one bedrock sample yielded gold value of 1 .40 ppm. Regional geochemical sampling was carried out in parts of Gulcheru and Vempalle Formations of Papaghni ...
... bedrock samples collected from the extension area of Jonnagiri schist belt, only one bedrock sample yielded gold value of 1 .40 ppm. Regional geochemical sampling was carried out in parts of Gulcheru and Vempalle Formations of Papaghni ...
Page 200
... bedrock. If the values are more than 5 lugeons, curtain grouting in the bedrock below the cut off trench has to be carried out to maintain the permeability within the designed 5 lugeons. In spite of the fact that the scheme is a minor ...
... bedrock. If the values are more than 5 lugeons, curtain grouting in the bedrock below the cut off trench has to be carried out to maintain the permeability within the designed 5 lugeons. In spite of the fact that the scheme is a minor ...
Contents
EXTENDED ABSTRACTS OF PROGRESS REPORTS | 5 |
MEGHALAYA MINERAL INVESTIGATION PROJECT | 11 |
RECORDS VOLUME 136 PART5 | i |
Copyright | |
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amphibolite Andhra Pradesh anomaly auriferous bands basalt base metals basin bedrock biotite block boreholes carried charnockite clay collected comprising Construction stage geotechnical covered Cuddapah deformation delineated depth district dolerite dolomite drilling dykes east excavation exploration exposed fault feldspar field field season folds foliation Formation foundation fracture geoenvironmental geological mapping geophysical geotechnical investigation gneiss gneissic gold values grained granite granite gneiss granitoids gravity grey grouting indicated intersected intrusive joints kimberlite limestone lineaments lithounits located magnetic Meghalaya migmatite mineralised zone minerals NE-SW NNW-SSE NW-SE occur overburden pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Rajasthan regional River rock samples sand sandstone scale schist schist belt shear zone slope soil sq km stage geotechnical investigation stream sediment strike length structural studies sulphide Supergroup surface surveys syenite Tamil Nadu tectonic thick toposheet traverse trench trending Udaipur district ultramafic village volcanics weathered width