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 189
... thin nature of the latter and the essential chemical similarity of the two facies are thus easily explained . Description of multiple dykes show that the constituent members are all thin ( Harkar , 1904 , p . 296 , Daly , 1927 , p . 57 ) ...
... thin nature of the latter and the essential chemical similarity of the two facies are thus easily explained . Description of multiple dykes show that the constituent members are all thin ( Harkar , 1904 , p . 296 , Daly , 1927 , p . 57 ) ...
Page 192
... thin veins generally fill tension cracks , and chill against the earlier formed coarse dolerite ; in one dyke , the three members are chilled against one another , ( 2 ) both the earlier and later veins have the same strike , and ( 3 ) ...
... thin veins generally fill tension cracks , and chill against the earlier formed coarse dolerite ; in one dyke , the three members are chilled against one another , ( 2 ) both the earlier and later veins have the same strike , and ( 3 ) ...
Page 201
... thin section of the rock under the microscope does not show any replacement of the quartzite . MINERALOGY Major Constituents Quartz : In hand specimens , the quartz grains are usually white . In thin sections the quartz grains are ...
... thin section of the rock under the microscope does not show any replacement of the quartzite . MINERALOGY Major Constituents Quartz : In hand specimens , the quartz grains are usually white . In thin sections the quartz grains are ...
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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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