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 204
... represented by greenish to chocolate splintary shale , medium to fine grained sandstone , rhythmite and occassionaly impure ash coloured lime carbonate looking like marl . Bagras are represented by conglomerate with frequent bands of ...
... represented by greenish to chocolate splintary shale , medium to fine grained sandstone , rhythmite and occassionaly impure ash coloured lime carbonate looking like marl . Bagras are represented by conglomerate with frequent bands of ...
Page 248
... represented by fine grained , equigra- nular granite . The medium to coarse grained granite occurs as an oblong body , having a uniform texture and composition . The area abounds in post granitic intrusives like dykes and quartz reefs ...
... represented by fine grained , equigra- nular granite . The medium to coarse grained granite occurs as an oblong body , having a uniform texture and composition . The area abounds in post granitic intrusives like dykes and quartz reefs ...
Page 254
... represented by tight isoclinal rootless folds of mesoscopic scale in magnetite quartzite and garnet pyroxene gneiss / granulite around Perumalmalai ( 11 ° 8′30 ′′ 78 ° 38 ′ ) , F2 folds are folds of foliation on regional scale . They ...
... represented by tight isoclinal rootless folds of mesoscopic scale in magnetite quartzite and garnet pyroxene gneiss / granulite around Perumalmalai ( 11 ° 8′30 ′′ 78 ° 38 ′ ) , F2 folds are folds of foliation on regional scale . They ...
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