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 130
... analyses of the 121 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 P2O , in traces only ; 80 samples i.e. , 66 % of the total ...
... analyses of the 121 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 P2O , in traces only ; 80 samples i.e. , 66 % of the total ...
Page 163
... analyse 59-61 % Cr , O3 and 10-13 % total iron . The ore lenses are free from analyses more than 50 % Cr2Oз . From available re- sults , it appears that gangue free chromite of this area would analyse more than 48 % Cr2Os . silicates ...
... analyse 59-61 % Cr , O3 and 10-13 % total iron . The ore lenses are free from analyses more than 50 % Cr2Oз . From available re- sults , it appears that gangue free chromite of this area would analyse more than 48 % Cr2Os . silicates ...
Page 181
... Analyses of pumicite gnd allied rocks , from other areas , are given in Table 2 ; analyses of the Khumbi material is also included . TABLE 2 . ( 1 ) ( 2 ) ( 3 ) ( 4 ) SiO2 64.22 61.22 61.15 68.31 Al , 03 16.41 18.01 15.70 18.18 2 Fe , O ...
... Analyses of pumicite gnd allied rocks , from other areas , are given in Table 2 ; analyses of the Khumbi material is also included . TABLE 2 . ( 1 ) ( 2 ) ( 3 ) ( 4 ) SiO2 64.22 61.22 61.15 68.31 Al , 03 16.41 18.01 15.70 18.18 2 Fe , O ...
Contents
Geology of the Vindhyan system in the Eastern part of | 1 |
Some Geological factors influencing the behaviour of | 42 |
5560 | 55 |
Copyright | |
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Common terms and phrases
acid analyses Auden band basalt bauxite beds Bilaspur bodies boulders breccia brown carbonaceous chemical chert chrome-rich suite chromite chromite deposits clay colour composition concentration conglomerate crystallisation crystals district dolerite dumortierite east epidote exposed faults felspar fertilisers fine-grained flows folded formation fossils friable garnet Geol Geological Survey Ghumarwin glacier grains granite grey Haritalyangar hill horizon igneous ilmenite indicated iron Konal Kosi laterite layers limestone limonitised Lower magma magnetite mapping margins material metres Middle Siwalik minerals multiple dykes multiple intrusions Mussoorie nala nodules occur orthopyroxenite overlying Oxide P₂O pebbles pelitic phosphate phosphorus phyllites plagioclase porcellanites Pradesh present psammitic 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 ultrabasic ultrabasic rocks unconformity Upper valley veins Vempalle Vindhyan system volcanic