Records of the Geological Survey of India, Volume 96Geological Survey of India, 1971 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 87
... samples were obtai- ned at the same four positions in the pits where the thicknesses were measured . Due weightage was given to thickness , as far as possible , while collecting samples and the amount of sample was made proportionate to ...
... samples were obtai- ned at the same four positions in the pits where the thicknesses were measured . Due weightage was given to thickness , as far as possible , while collecting samples and the amount of sample was made proportionate to ...
Page 129
... samples analysed would be representative of the rock types involved ; hundreds of samples have been analysed for P , O , contents . 2 Results of the analyses of the samples show that the P2O , contents both in the shale and in the ...
... samples analysed would be representative of the rock types involved ; hundreds of samples have been analysed for P , O , contents . 2 Results of the analyses of the samples show that the P2O , contents both in the shale and in the ...
Page 130
... samples , collected by Srivastava from the Mussoorie and adjoining areas , show that 15 samples i.e. , 12.6 % of the total number of samples analysed contain P , O , in traces only ; 80 samples i.e. , 66 % of the total number of samples ...
... samples , collected by Srivastava from the Mussoorie and adjoining areas , show that 15 samples i.e. , 12.6 % of the total number of samples analysed contain P , O , in traces only ; 80 samples i.e. , 66 % of the total number of samples ...
Contents
Son Valley in Mirzapur district U P by F Ahmad | 1 |
Some Geological factors influencing the behaviour of | 42 |
The Snout of the Machoi Glacier Kashmir by | 51 |
Copyright | |
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acid actinolite analyses Auden basalt bauxite beds Bilaspur boulders breccia brown cent by weight chemical chert chrome-rich suite chromite chromite deposits clay colour composition concentration conglomerate crystallisation crystals district dolerite dumortierite east epidote exposed faults felspar fine-grained flows folded formation formed fossils fraction friable garnet Geol Geological Survey Ghumarwin glacier grains granite grey Haritalyangar hill horizon igneous ilmenite indicated Konal Kosi laterite layers limestone Lower magma magnetite mapping material metres Middle Siwalik minerals multiple dykes multiple intrusions Mussoorie occur orthopyroxenite overlying Oxide P₂O pebbles pelitic phosphate phosphorus phyllites plagioclase porcellanites Pradesh present pumicite quartz quartzites river rock phosphate samples sandstones scarp sediments seen shales silica silicified Siwalik Siwalik rocks snout soil structure Sukinda Surv Survey of India syncline TABLE Tadpatri thick thin tourmaline types ultrabasic ultrabasic rocks unconformity Upper valley veins Vempalle Vindhyan system volcanic wall rocks zone