Records of the Geological Survey of India, Volume 93, Part 1government of India., 1962 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 22
... boreholes . The main coal seam was found in the Tura sandstone stage ( L. Eocene ) at depths ranging from 348 to 460 ft . in different boreholes . It varies in thickness from 5'4 " to 9'2 " ' 65 million tons of coal have been proved so ...
... boreholes . The main coal seam was found in the Tura sandstone stage ( L. Eocene ) at depths ranging from 348 to 460 ft . in different boreholes . It varies in thickness from 5'4 " to 9'2 " ' 65 million tons of coal have been proved so ...
Page 30
... boreholes with a total footage of 1,775 ft . were drilled during the period . The first three boreholes drilled from the base of the hills did not encounter any coal seam but the fourth one drilled from the top of the Plateau met a 54 ...
... boreholes with a total footage of 1,775 ft . were drilled during the period . The first three boreholes drilled from the base of the hills did not encounter any coal seam but the fourth one drilled from the top of the Plateau met a 54 ...
Page 71
... boreholes were converted into production wells . The details of the exploratory boreholes are summarised below : - Gaya district Thumbi ( GB - 5 ) : Drilled earlier ( 1957 ) ; located 3 furlongs S. 75 ° E . of Thumbi ( 24 ° 44 ' 84 ° 13 ...
... boreholes were converted into production wells . The details of the exploratory boreholes are summarised below : - Gaya district Thumbi ( GB - 5 ) : Drilled earlier ( 1957 ) ; located 3 furlongs S. 75 ° E . of Thumbi ( 24 ° 44 ' 84 ° 13 ...
Contents
PART | 2 |
MINERAL INVESTIGATIONS arranged according to the alphabetical | 25 |
ENGINEERIng Geology and WATERSUPPLY INVESTIGATIONS | 53 |
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abutment alignment Almora district amphibolites Andhra Pradesh Andhra Pradesh.-Shri Archaean Argada Assistant Geologists B. C. Roy B. F. Mehta bands Barakar Basu beds belt Bihar Bombay Bombay.-Shri boreholes carried cent charnockites clay coal seams Coalfield Coll Delhi deposits depth detailed district district.-Shri dolomite drawdown Drilled east examined exploratory fossils furlongs geological mapping Geological Survey Geologists Geophysical gneisses Gondwana Grade granite gravel groundwater investigated the occurrence iron-ore Jammu kankar Krishnaswamy Laboratory limestone Located M. S. Jain M. S. Venkatram Madhya Pradesh Madhya Pradesh.-Shri Madras Madras.-Shri magnetite manganese-ore mica miles million tons mineral nala officers pegmatite phyllites Prasad quartz veins quartzites Rajasthan Raniganj reserves river rocks samples sand sandstones Sarvashri Sastri schists shales Sharma Shri M. S. Singhbhum spillway Srivastava Subramanyam suitable Superintending Geologist Survey of India tahsil taluk thick Tiruchirapalli district topo-sheets traverse tubewell Upper Uttar V. R. Venkoba Rao zone