Records of the Geological Survey of India, Volume 79, Part 1Government of India, 1953 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 115
... Gondwana patches in the region between Sriperumbudur ( 57 P / 13—12 ° 58 ′ : 79 ° 57 ′ ) and Tindivanam ( 57 P / 12—12 ° 14 ′ : 79 ° 39 ′ ) lying in sheets 57 P / 2 , 6 , 9 , 10 , 11 , 12 , 14 and 15. After completing the work in the ...
... Gondwana patches in the region between Sriperumbudur ( 57 P / 13—12 ° 58 ′ : 79 ° 57 ′ ) and Tindivanam ( 57 P / 12—12 ° 14 ′ : 79 ° 39 ′ ) lying in sheets 57 P / 2 , 6 , 9 , 10 , 11 , 12 , 14 and 15. After completing the work in the ...
Page 116
... Gondwana beds , leaving only those patches occupying the depressions in the Pre - Gondwana topography . Indication of marine transgression in this region during Cretaceous times is revealed by the presence of a small patch of ...
... Gondwana beds , leaving only those patches occupying the depressions in the Pre - Gondwana topography . Indication of marine transgression in this region during Cretaceous times is revealed by the presence of a small patch of ...
Page 117
... Gondwana strata of Trichinopoly and of the Sriperumbudur region are not older than the Middle Jurassic and not younger than the Neoco- mian . During the latter part of the season , Mr. N. K. N. Aiyengar assisted Dr. M. S. Krishnan in ...
... Gondwana strata of Trichinopoly and of the Sriperumbudur region are not older than the Middle Jurassic and not younger than the Neoco- mian . During the latter part of the season , Mr. N. K. N. Aiyengar assisted Dr. M. S. Krishnan in ...
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29th Ind A. K. Dey Aiyengar alluvium Assam Assistant Geologist B. C. Roy Baluchistan bands bauxite beds Bengal Bihar Bombay boulders Burma Calcutta cent Central Provinces charnockites chaung clay Clegg coal colour Congr Cretaceous deposits depth dolomites east Eastern States Agency examined feet thick felspar ferruginous fossils Geol geological survey Ghosh gneisses Gondwana granite graphite grey Hazra hill inches investigation J. B. Auden khondalites Koraput district Lahiri laterite limestone M. S. Krishnan Madras Party mapping mica mica-schists miles mineral nala occur Orissa outcrop Party and left pegmatites phyllites Proc Provinces Party Punjab pyrites quarry quartz veins quartzites railway returned to headquarters ridge river road rocks Sahni sand sandstones schists seam shales sheet Siwalik slates soil specimens sulphur surface Surv Survey of India traverse tube-wells Twenty-eighth Ind United Provinces valley village water supply wolfram Yamethin