Records of the Geological Survey of India, Volume 87, Part 3government of India., 1953 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 504
... thickness , double the thickness and thrice the thick- ness of the seams . The width of the coal land in each case has been determined by the formula ; width = D cosec where D is the depth and the angle of dip . Then the volume of coal ...
... thickness , double the thickness and thrice the thick- ness of the seams . The width of the coal land in each case has been determined by the formula ; width = D cosec where D is the depth and the angle of dip . Then the volume of coal ...
Page 508
... thickness of seam in ft . cu . ft . Reserves in Reserves in tons . ( 1 ) Overburden equal to one thickness of seams · 26,288,000 ( 2 ) Overburden equal to twice the thickness of seams 52,605,000 ( 3 ) Overburden equal to three times the ...
... thickness of seam in ft . cu . ft . Reserves in Reserves in tons . ( 1 ) Overburden equal to one thickness of seams · 26,288,000 ( 2 ) Overburden equal to twice the thickness of seams 52,605,000 ( 3 ) Overburden equal to three times the ...
Page 567
... thickness from 100 feet to 0. They display shades of pink , brown , red or grey , or are whitish , and sometimes show an imperfect alternation of bands in pink and white , by virtue of which current bedding is dis- played in a striking ...
... thickness from 100 feet to 0. They display shades of pink , brown , red or grey , or are whitish , and sometimes show an imperfect alternation of bands in pink and white , by virtue of which current bedding is dis- played in a striking ...
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Common terms and phrases
Allagadda anomaly Aravalli Aravalli Range Auden ibid Bairenkonda quartzites Banganapalle Banganapalle quartzites basal basin beds Betamcherla Bhander Bijawar breccia calcareous flags cement cent coal conglomerate correlation Cuddapah district Damodar river deposits Dhone diamonds Dutt east exposed fault feet Gandikota Garimenapenta Geol Geological Survey geophysical glaciation gneisses Gondwana greenish grey grey massive limestones hillocks indications inliers Jammalamadugu Jour Kaimur Koilkuntla limestones Kunderu Kurnool district Kurnool formations Kurnool system limestones Lower Kaimur magnetic miles million tons Minutang Mishmi nala Nandyal Nandyal shales Narji northern occur Oldham outcrop overlying Paniam Panna plateau porcellanites purple quartzite band quartzites Rajputana Rauta region reported Rewa ridges river rocks Sahni samples sandstones seams sediments shales shaly southern spore stage Sugia sulphide surface Surv Survey of India Tadpatri taluk thickness thin tillite tion Tirohan traverses Uppalapadu Upper Kaimur Valley Venkatesh village Vindhyan Vindhyan System whitish zite