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- |
From inside the book
Results 1-3 of 85
Page
... indicate that granitic rocks are of two distinct types ( a ) porphyritic granite having sharp contact with metamorphites and ( b ) non - porphyritio granite having gradational contact with the metamorphites . Modal analysis of ...
... indicate that granitic rocks are of two distinct types ( a ) porphyritic granite having sharp contact with metamorphites and ( b ) non - porphyritio granite having gradational contact with the metamorphites . Modal analysis of ...
Page 4
... indicate the hydrous nature of the magma . Finally the low potassium in the rocks and its tholeiitic affinity indicate that they crystallised from potassium depleted tholeiitic melt . Acknowledgements The authors are grateful to Dr ...
... indicate the hydrous nature of the magma . Finally the low potassium in the rocks and its tholeiitic affinity indicate that they crystallised from potassium depleted tholeiitic melt . Acknowledgements The authors are grateful to Dr ...
Page 52
... indicate deepening of the basin towards north . Thus , the above facts indicate that the sediments were deposited in a regressive environment and the basinal condi- tions gradually shifted towards the north . The repetition of the ...
... indicate deepening of the basin towards north . Thus , the above facts indicate that the sediments were deposited in a regressive environment and the basinal condi- tions gradually shifted towards the north . The repetition of the ...
Contents
Impact of Coal mining of the natural landscape in Raniganj | 6 |
Ranganathan | 31 |
Geothermal fields of Ganjam and Puri Districts Orissa | |
Copyright | |
29 other sections not shown
Other editions - View all
Common terms and phrases
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