Records of the Geological Survey of India, Volume 128, Part 2The Survey, 1995 - 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 72
... thickness of the overburden and steep slopes preclude any trenching and pitting . The meso- scopic early fold closures are observed within the first band due to which the thickness of the mineralised zone has in- creased . Hence in ...
... thickness of the overburden and steep slopes preclude any trenching and pitting . The meso- scopic early fold closures are observed within the first band due to which the thickness of the mineralised zone has in- creased . Hence in ...
Page 216
... thickness of this coal zone ranges between 36.00m and 58.87m . Laterally , the 3 sections show variation in thick- ness and quality with the maximum thickness recorded being 13.70m , 11.83m and 11.70m for the bottom , middle and top ...
... thickness of this coal zone ranges between 36.00m and 58.87m . Laterally , the 3 sections show variation in thick- ness and quality with the maximum thickness recorded being 13.70m , 11.83m and 11.70m for the bottom , middle and top ...
Page 217
... thickness from 1.30m to 2.17m . Zone No III which occurs in three sections ( top , middle , bottom ) between the depths of 172.02m and 218.30m show the maximum development of the bottom one with a thickness of 15.05m , while the top ...
... thickness from 1.30m to 2.17m . Zone No III which occurs in three sections ( top , middle , bottom ) between the depths of 172.02m and 218.30m show the maximum development of the bottom one with a thickness of 15.05m , while the top ...
Contents
CENTRAL HEADQUARTERS 150 | 1 |
ANTARCTICA DIVISION 5159 | 51 |
BHUTAN UNIT 6089 | 60 |
Copyright | |
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aeromagnetic aeromagnetic survey amphibolite AMSE Wing analysis anomalies assemblage Barakar Barakar Formation Barren Measures basin bathymetric Bengal Bhutan BIHAR biotite block boreholes carbonaceous carried clay COAL WING COALFIELD coarse coast Code core covered cruise depth range DISTRICT Division dolomite drilling east eastern EXPLORATION FOR COAL fault field season geochemical GEOLOGICAL MAP geophysical gneiss gold Gondwana grade grained granite gravity grey ground evaluation heavy minerals India indicated intersected intrusives investigation isobaths Kamthi Formation Lakshadweep lignite linear located MADHYA PRADESH magnetic metamorphic migmatites mineralisation multisensor northern NW-SE occur OVERVIEW phyllite programme quartz quartzite Raniganj Raniganj Formation REGIONAL EXPLORATION ridge rocks samples sand sandstone scale schist schist belt seabed seam zones sector sediments sequence SHAHDOL DISTRICT shale shallow shear slope Sohagpur sq km strike length structural studies surface surveys Talchir thickness Thimphu toposheet trending ultramafic upto varies volcanics water depths