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 210
... indicated that the depth of fresh rock would vary from 5 m to 16 m . On right bank at places where the height of dam was not much the depth of excavation appeared to be high . The depth of cut - off - trench was worked put to achieve a ...
... indicated that the depth of fresh rock would vary from 5 m to 16 m . On right bank at places where the height of dam was not much the depth of excavation appeared to be high . The depth of cut - off - trench was worked put to achieve a ...
Page 325
... indicated strong I.P. anomalies in Donkhera area and extenstion of Golwa - Gangutana ridges . Test drill- ing at some of the geophysical anomalies in 86-87 indi- cated a 15 to 20 m zone comprising pyrrhotite with minor chalcopyrite and ...
... indicated strong I.P. anomalies in Donkhera area and extenstion of Golwa - Gangutana ridges . Test drill- ing at some of the geophysical anomalies in 86-87 indi- cated a 15 to 20 m zone comprising pyrrhotite with minor chalcopyrite and ...
Page 368
... indicated two highs also . Magnetic sur- veys brought out highs corroborating the gravity highs . Resistivity surveys picked up at places a low resistivity layer , probably Talchirs . Ayyannapalem area : Gravity surveys indicated four ...
... indicated two highs also . Magnetic sur- veys brought out highs corroborating the gravity highs . Resistivity surveys picked up at places a low resistivity layer , probably Talchirs . Ayyannapalem area : Gravity surveys indicated four ...
Contents
INTRODUCTION | 1 |
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 4571 | 45 |
COAL WING 7296 | 72 |
Copyright | |
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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