Records of the Geological Survey of India, Volume 114, Parts 3-6Government of India, 1982 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 13
... dumps are the most significant impacts of open cast mining in this coalfield . The abandoned quarries and associated spoil dumps which have developed due to prolonged mining activity can be classified into two broad categories on the ...
... dumps are the most significant impacts of open cast mining in this coalfield . The abandoned quarries and associated spoil dumps which have developed due to prolonged mining activity can be classified into two broad categories on the ...
Page 14
... dumps ( Table I ) . Approximately 50 % of this area is occupied only by the spoil dumps . Calculating on the basis of an average height of 20 m of the dumps it is estimated that about 100 million cubic metres of overburden has already ...
... dumps ( Table I ) . Approximately 50 % of this area is occupied only by the spoil dumps . Calculating on the basis of an average height of 20 m of the dumps it is estimated that about 100 million cubic metres of overburden has already ...
Page 27
... dumps . one Some old abandoned quarries totally dry , with stable spoil dumps , areas surrounded by agricultural field . One big recently abandoned quarry with unstable spoil dumps with the number of water gullies intense soil erosion ...
... dumps . one Some old abandoned quarries totally dry , with stable spoil dumps , areas surrounded by agricultural field . One big recently abandoned quarry with unstable spoil dumps with the number of water gullies intense soil erosion ...
Contents
Impact of Coal mining of the natural landscape in Raniganj | 6 |
Ranganathan | 31 |
Geothermal fields of Ganjam and Puri Districts Orissa | |
Copyright | |
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Andhra Pradesh anorthosite Archaean assemblage associated bands basalt basin bauxite beds biotite carbonate charnockite chert chlorite clay seam coal coalfield cobalt colour conglomerate corundum crystals Deccan Trap deposits district east eastern Eocene evaporite facies flow folds foliation Formation garnet gems gemstones Geol Surv Ind Geological Survey gneiss Gondwana grade grained granite grey Group gypsum hills hornblende India indicate Itwa Sandstone Karnataka Kerala laterite limestone lineament lower Madhya Pradesh mafic magnetite manganese margin metamorphism mica belt mineralisation minerals mining occur ophiolite Orissa Panna Shale pegmatites phyllite plagioclase plain planation surfaces Plate quarries quartz quartzite Quaternary Ramanujam Raniganj ratio regional Rewa river rocks samples sand Sandstone schist schistose sedimentary sediments Shale shear shows Siang sillimanite Simrawal soil spoil dumps sq km structures Survey of India tectonic Tertiary thickness tion trend Upper upto valley Vindhyan Wardha zone