Records of the Geological Survey of India, Volume 99Geological Survey of India, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 76
... range of medium to steeply dipping folded belt of Damuda . These rarely exceed 750 m . above M. S. L. , thus forming a low lying range in bet- ween the Siwalik and the metamorphites . Thus , physiographically both the Siwalik and the ...
... range of medium to steeply dipping folded belt of Damuda . These rarely exceed 750 m . above M. S. L. , thus forming a low lying range in bet- ween the Siwalik and the metamorphites . Thus , physiographically both the Siwalik and the ...
Page 94
... range of Darjeeling foot - hills there is a prominent gap of about 16 km . in between Lethi and Murti rivers . Sudden termination of the Siwalik range along the Lethi river course , and a sharp arcuation of the Damuda belt along the ...
... range of Darjeeling foot - hills there is a prominent gap of about 16 km . in between Lethi and Murti rivers . Sudden termination of the Siwalik range along the Lethi river course , and a sharp arcuation of the Damuda belt along the ...
Page 95
... range in thickness from 1.5-7.5 m . Seams of 2-7 m . thickness are also developed in the Lethi valley colliery area ... ranges from 16.6-46.2 % ( though usually between 25-30 % ) . In unusual cases , in some thin coal bands , ash as low ...
... range in thickness from 1.5-7.5 m . Seams of 2-7 m . thickness are also developed in the Lethi valley colliery area ... ranges from 16.6-46.2 % ( though usually between 25-30 % ) . In unusual cases , in some thin coal bands , ash as low ...
Contents
VOLUME 99 PART | 2 |
Observations on the Siwalik System of India | 17 |
Microflora of the Nari Series of Kutch | 27 |
Copyright | |
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Andaman assemblage bands Barren Measures basin beds biotite boulder carbonaceous cells Chinji chlorite coal seams coarse Collenia colour Conophyton Daling series Damuda Darjeeling Darjeeling gneiss deposition developed Dhokpathan dips dolerite Eocene epidote facies faults fauna felspar ferruginous folds foliation foraminifera formation forms fossil G.S.I. Type garnet Geol Geological Survey Ghanpur area Giridih glacier gneisses Gondwana grained granites greenish grey groundwater Hipparion horizon indicate Jour Kaphni lamination lamprophyres lenses limestone lithological Lower Makrera metamorphism mica-schist microns migmatites mineral Miocene moraine Nagri occur olivine outlier overlying Panchet pebbly peridotite perithallus Pinjor plagioclase planes Plate Pliocene pollen quartz quartzites Raniganj Raniganj coalfield recorded reservoir rocks saline samples sandstone Sastry schist sections sediments sequence shales siltstone Siwalik system species specimens stage stratigraphic stromatolites structure Surv Survey of India Talchir Tappan Tatrot tectonic thick thrust tourmaline upto Uttattur group valley veins vitrinites zone