Records of the Geological Survey of India, Volume 122, Part 1The Survey, 1996 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 62
... holes . thus bringing a cummulative meterage of 1446.55m in 11 completed drill holes . Sulphide mineralisation has been established over a strike of nearly 750m . Tenta- tive reserves of 0.8m.t. upto depth of 50m with an average grade ...
... holes . thus bringing a cummulative meterage of 1446.55m in 11 completed drill holes . Sulphide mineralisation has been established over a strike of nearly 750m . Tenta- tive reserves of 0.8m.t. upto depth of 50m with an average grade ...
Page 203
... holes drilled in Badanadi bed to select the site for the spillway . But since the bedrock is not available there within reasonable depth , the idea for a central spillway was ultimately abandoned . On the left abutment hillock , close ...
... holes drilled in Badanadi bed to select the site for the spillway . But since the bedrock is not available there within reasonable depth , the idea for a central spillway was ultimately abandoned . On the left abutment hillock , close ...
Page 212
... holes drilled through partially filled cut- off upto rever bed level along the dam axis reaffirmed the earlier prediction of presence of quartzites to a depth of 10 to 13 m . Though holes were drilled on the rock surface itself in ...
... holes drilled through partially filled cut- off upto rever bed level along the dam axis reaffirmed the earlier prediction of presence of quartzites to a depth of 10 to 13 m . Though holes were drilled on the rock surface itself in ...
Contents
INTRODUCTION | 1 |
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 4571 | 45 |
COAL WING 7296 | 72 |
Copyright | |
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Common terms and phrases
alignment Alluvium amphibolite analysis Andhra Pradesh anomaly Archaean assess ASSTT bands basalt basemetal basin bed rock Bihar biotite block boreholes carried charnockite chemical clay coal seams Coalfield Code comprises core covered Deccan Deccan Trap delineated deposits depth DIRECTOR GEOLOGIST district drilling dykes ECONOMIC GEOLOGY DIVISION evaluation exploration exposed field season Formation geochemical GEOLOGIST GEOLOGIST JR geophysical geotechnical investigation gneiss Gondwana granite granite gneiss grey Group Headquarters holes India indicated Karnataka km long Kumar laboratory limestone located logging magnetic migmatites mineral mineralisation occur Orissa pegmatite phyllite power house programme quartz quartz veins quartzite Quaternary Rajasthan REGIONAL GEOLOGY DIVISION reservoir river sand sandstone scale schist schist belt sediments shale shear zone SHRI S.K. Singh soil spillway sq km stage geotechnical investigation strike length studies suggested sulphide surface surveys systematic geological mapping thick tion toposheet trench trending tunnel upto volcanics