Records of the Geological Survey of India, Volume 123, Part 1The Survey, 2002 - 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 177
... Formation , Chandi Formation , Tarenga Formation , Hirri Formation and Dotu Formation of Raipur Group . The Gunderdahi Formation consists of buff to purple shales with sandstone intercalations . Chandi Formation comprises grey to purple ...
... Formation , Chandi Formation , Tarenga Formation , Hirri Formation and Dotu Formation of Raipur Group . The Gunderdahi Formation consists of buff to purple shales with sandstone intercalations . Chandi Formation comprises grey to purple ...
Page 178
... Formation . It is further overlain by lower pink dolomite - dolomitic shale and upper grey bedded dolo- mitic shale with chert layers of Hirri Formation ( Kodwa Formation ) and purple shales with thin partings and streaks of gypsum of ...
... Formation . It is further overlain by lower pink dolomite - dolomitic shale and upper grey bedded dolo- mitic shale with chert layers of Hirri Formation ( Kodwa Formation ) and purple shales with thin partings and streaks of gypsum of ...
Page 179
... formations namely the Pali Formation and overlying Parsora Formation . The Pali Formation forming low lying plains , consists of fine to medium grained buff and grey coloured feldspathic wacke and micaccous subarkose with green to buff ...
... formations namely the Pali Formation and overlying Parsora Formation . The Pali Formation forming low lying plains , consists of fine to medium grained buff and grey coloured feldspathic wacke and micaccous subarkose with green to buff ...
Contents
CENTRAL HEADQUARTERS | 1 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 46 |
COAL WING | 72 |
Copyright | |
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analysed anomaly assess associated bands basalt base basic basin belt Bihar block bodies boreholes carried channel clay coal Code collected completed comprises condition construction continued core covered delineated deposits depth detailed developed Director district Division drilling dykes eastern exploration exposed field flows Formation foundation geological mapping geophysical geotechnical investigation gneiss gold grade grained granite Group Headquarters holes identified indicated intrusive irrigation length lignite limestone located lower magnetic major mineral mineralisation Nagpur objective occur Orissa Pradesh prepared present processed proposed quartz quartzite range Regional reported reservoir revealed river rock samples sand sandstone scale Scheme schist seams sediments shale shear soil spillway sq km stage strike structure suggested surface surveys taken thickness thin tion Toposheet traverses trending tunnel units upto values varies various veins West zone