Records of the Geological Survey of India, Volume 127, Part 2The Survey, 1994 - 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 10
... shale / grey shale , brown shale , siltstone , fine grained sandstones with typical Ironstone bands and devoid of any workable coal seams was recognised by Blanford ( 1861 ) . Fox ( 1930 ) first named the Formation as Barren Measure ...
... shale / grey shale , brown shale , siltstone , fine grained sandstones with typical Ironstone bands and devoid of any workable coal seams was recognised by Blanford ( 1861 ) . Fox ( 1930 ) first named the Formation as Barren Measure ...
Page 301
... shale , shaly sandstone , interlamination and intercalations of shale and sandy shale , grey shale , car- bonaceous shale and coal seams . The maximum thickness of the Barakar Formation , so far recorded in the boreholes , is 790 m . In ...
... shale , shaly sandstone , interlamination and intercalations of shale and sandy shale , grey shale , car- bonaceous shale and coal seams . The maximum thickness of the Barakar Formation , so far recorded in the boreholes , is 790 m . In ...
Page 334
... shale horizons . At a few places a ferruginous sandstone unit is present at top . Boulder bed , rhythmite , alternating units of fine grained yellowish green sandstone and greeenish to dark grey coloured shale , very fine grained ...
... shale horizons . At a few places a ferruginous sandstone unit is present at top . Boulder bed , rhythmite , alternating units of fine grained yellowish green sandstone and greeenish to dark grey coloured shale , very fine grained ...
Contents
Photogeology Remote Sensing Division | 29 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING 146240 | 149 |
Overview of the Deputy Director General | 243 |
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Common terms and phrases
aeromagnetic airborne amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies bands Barakar Barakar Formation Barren Measures basin Bengal BHUTAN Bihar biotite block boreholes carbonaceous charnockite Chekha clay coal seams COAL WING Coalfield Code cores covered cruise depth range DISTRICT Division drilling east eastern exploration for coal faults field season fold geochemical GEOLOGICAL MAP geophysical data gneiss Gondwana granite gneiss gravity grey ground evaluation heavy mineral indicate intersected intrusives investigation isobath Kamthi LAMPROITE lamprophyres lignite lineament located MADHYA PRADESH magnetic metabasalt metamorphism migmatites million tonnes mineralisation multisensor NW-SE occur Orissa phyllite programme Proterozoic quartz quartzite Raniganj Regional exploration ridge rocks Sakoli sand sandstone scale schist seabed seam zones sector sediments sequence shale shear zones Shumar slope southern sq km strike length structural studies sub-basin sub-surface Survey of India Talchir Tamil Nadu tectonic thickness Thimphu toposheet trending upto varies