Records of the Geological Survey of India, Volume 68The Survey, 1935 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 71
... thickness observed is nearly 25 feet ; the usual thick- ness , however , seldom exceeds 15 feet . The Infratrappean series is characterised by extreme hetero- geneity of composition and variability of thickness of its component beds ...
... thickness observed is nearly 25 feet ; the usual thick- ness , however , seldom exceeds 15 feet . The Infratrappean series is characterised by extreme hetero- geneity of composition and variability of thickness of its component beds ...
Page 118
... thickness 85 to 90 feet . 2. Neobolus Shales -- purplish grey shales , micaceous sandy shales and micaceous ... thickness of the series is about 105 feet . 1. Purple Sandstone series - similar to the more easterly out- crops , including ...
... thickness 85 to 90 feet . 2. Neobolus Shales -- purplish grey shales , micaceous sandy shales and micaceous ... thickness of the series is about 105 feet . 1. Purple Sandstone series - similar to the more easterly out- crops , including ...
Page 222
... thickness of the alluvium in the Ganges valley is unknown . The deepest bore , put down at Ambala , is only 1,612 feet in depth . This did not strike the basement of the alluvium . Realising the immense thickness recorded for the ...
... thickness of the alluvium in the Ganges valley is unknown . The deepest bore , put down at Ambala , is only 1,612 feet in depth . This did not strike the basement of the alluvium . Realising the immense thickness recorded for the ...
Contents
P SONDHI Granted leave on average pay from | 8 |
ADMINISTRATIVE CHANGES | 11 |
PETROLOGY | 17 |
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Agglomeratic Slate alluvium analyses Assam beds Bengal Biafo Biafo glacier Bihar Bihar and Orissa Bombay Braldoh Burma Calcutta Cambrian cent Central Provinces clay coal cwts Deccan trap decrease deposits district Dogra slates dolerite earthquake east exported feet felspar flows fossils garnet Geol Geological Survey Ghosh glacier gneiss Gondwana granite Hills Himalaya increase intrusions iron-ore isoseismal Jour Kashmir laterite limestone Lower M. S. Krishnan Madras manganese-ore Messrs mica miles minerals mines Monghyr Mysore Nagpur Nepal north-west occur olivine Orissa outcrop output P. L. Renewal Panjal trap pegmatites petroleum phyllites Plate production Punjab Purnea Quantity quartzites Rajputana river rocks Salkhala Salt Range sand sandstones shales Shan sheet Singhbhum Siwalik slump belt snout soils specimens strata Surv Survey of India syncline TABLE Tertiary thickness Tin and allied tons valued Upper Trias valley zone