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 190
... basic magma of a later epoch into dykes of an earlier epoch . Such intrusives may show cross - cutting relationship along with displace- ment of the earlier dyke ( Bailey and Thomas , 1924 , p . 357 ) . The different injections may be ...
... basic magma of a later epoch into dykes of an earlier epoch . Such intrusives may show cross - cutting relationship along with displace- ment of the earlier dyke ( Bailey and Thomas , 1924 , p . 357 ) . The different injections may be ...
Page 200
... Basic dykes : Exposures of basic dykes are usually small , ( 45 to 60 m . in length ) with a general E.-W. trend , following the principal foliation direction of the schists . Quartz veins : The granites and the associated schists are ...
... Basic dykes : Exposures of basic dykes are usually small , ( 45 to 60 m . in length ) with a general E.-W. trend , following the principal foliation direction of the schists . Quartz veins : The granites and the associated schists are ...
Page 206
... Basic igneous rocks S Tadpatri { Pulivendla Disconformity Vempalle Papaghni Gulcheru Intrusive sheets , sills and dykes and lava flows now meta - gabbro , meta - dolerite and meta - basalt . Shales and slaty shales with thin beds of ...
... Basic igneous rocks S Tadpatri { Pulivendla Disconformity Vempalle Papaghni Gulcheru Intrusive sheets , sills and dykes and lava flows now meta - gabbro , meta - dolerite and meta - basalt . Shales and slaty shales with thin beds of ...
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