Records of the Geological Survey of India, Volume 77, Issue 8Geological Survey of India, 1942 - Earthquakes |
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A. L. Coulson aerial rope-way alumina and less analyses areas Assam Aver average B. C. Roy BAUXITE CAPPINGS Burma Calcutta charnockites clayey substance close to pit colour Danishpet Depth Detrital Heavy Detrital E. K. Dickins E. L. G. Clegg estimate felspathic ferric oxide Ferruginous laterite Geological Survey gneisses gondites half high in alumina J. A. Dunn J. B. Auden Jurrassic Kathiawar laterite and bauxite lateritisation leptynite Light Detrital LXXVII M. R. Sahni M. S. Krishnan Madras manganese material can easily Memoir million tons Mineral Resources N. K. N. Aiyengar NATURE OF BAUXITE Outcrops P. K. Ghosh PALEONTOLOGIA INDICA peaks Permian pit sample plateau primary bauxite primary laterite PROFESSIONAL PAPERS R. K. Dutta Roy S. R. Narayana Rao Salem dt Salt Range Shevarayan 5,314 ft Shevaroy bauxite Shevaroy Hills Sholakaradu silica SiO2 slope strike and dip Survey of India TiO2 tons per acre typical bauxite deposit utilised VOLUME LXXVI Water-Supply Yercaud دو