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 20
... chert in a coarse , sandy matrix . Some of the inclusions are fairly to strongly rounded , and some of the smaller ones are even spherical . The tabular inclusions sometimes reach six centimetres in length and are often linearly aligned ...
... chert in a coarse , sandy matrix . Some of the inclusions are fairly to strongly rounded , and some of the smaller ones are even spherical . The tabular inclusions sometimes reach six centimetres in length and are often linearly aligned ...
Page 134
... chert is more persistent and reportedly lies directly over the Krol limestones . Chert is impersistently developed and is restricted only to a few occurrences in the southern part of the syncline . The occurrence of black chert in ...
... chert is more persistent and reportedly lies directly over the Krol limestones . Chert is impersistently developed and is restricted only to a few occurrences in the southern part of the syncline . The occurrence of black chert in ...
Page 135
Geological Survey of India. Rock type Siliceous shale & chert ( Rex Chert ) TABLE 19 Thickness 60 to 76 m . --Unconformity P2 O , 2 ( % ) Trace 10. Brown banded siltstone 9. Phosphatic shale 8. Phosphatic limestone 7. Brown banded ...
Geological Survey of India. Rock type Siliceous shale & chert ( Rex Chert ) TABLE 19 Thickness 60 to 76 m . --Unconformity P2 O , 2 ( % ) Trace 10. Brown banded siltstone 9. Phosphatic shale 8. Phosphatic limestone 7. Brown banded ...
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