Records of the Geological Survey of India, Volume 113, Parts 2-4Government of India, 1983 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 8
... coal , blendable coal and good quality non - coking coal are insufficient in relation to our requirements . Hence all efforts are necessary to solve such problems to the extent possible , including the specific exploratory problems ...
... coal , blendable coal and good quality non - coking coal are insufficient in relation to our requirements . Hence all efforts are necessary to solve such problems to the extent possible , including the specific exploratory problems ...
Page 10
... Coal ( i.e. on Ash % + Moisture % ) As por Indian As per Coal Percentages of ( Ash + Moisture ) Standard Procedure ( ISP ) Class I Commissioner's Bengal - Bihar Grading fields Selected A Grade Less than 17.5 Out lying fields Class II ...
... Coal ( i.e. on Ash % + Moisture % ) As por Indian As per Coal Percentages of ( Ash + Moisture ) Standard Procedure ( ISP ) Class I Commissioner's Bengal - Bihar Grading fields Selected A Grade Less than 17.5 Out lying fields Class II ...
Page 106
... coal , sandstone , shale and other samples from stone sample fium Bapung mines and the second ' boreholes in the coalfields near Bapung ( Jaintia one a fly ash sample from the coal of Nongwal- ; Hills ) were collected and analysed by ...
... coal , sandstone , shale and other samples from stone sample fium Bapung mines and the second ' boreholes in the coalfields near Bapung ( Jaintia one a fly ash sample from the coal of Nongwal- ; Hills ) were collected and analysed by ...
Contents
A Probable Zone of Carbonatite and Fenitic Rock Association | 7 |
Quantitative Correlation of Cyclic Stratigraphic Sequences | 17 |
On the Fossiliferous Ordovician Rocks of Black Mountain | 35 |
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alkali anomaly apatite Arunachal assemblage associated axial bands Beldih belt Bhutan Bihar biotite bore holes borehole Carbonaceous carbonatite Chaibasa chert chlorite chlorite schist chromite coal seam Coarse sandstone complex contours correlation Dalma Deccan basalts deformation deposits depth developed Dhanjori district Dubrajpur Dubrajpur Formation Eastern exploration F₁ fault feldspars folds foliation fossils geochemical Geol Geological Survey Ghosh gneiss Gondwana grade grains granite gneiss grey Group Hills Himalaya host rock ijolite limestone lineation magnetite Manipur Medium sandstone metamorphism metres migmatites mineralisation minerals muscovite nepheline Northern Shear Zone occur olivine ophiolite phyllites plagioclase Plate plunging Pradesh Precambrian pyrite quartz quartzite regional rock types S₁ S₂ samples sandstone Sarkar schist schistosity sector sedimentary sequence sericite serpentinite shale sillimanite Singhbhum stratigraphic structural studies sulphide Surv Survey of India tectonic texture thickness tholeiites tion trending ultramafic upto veins volcanic