Records of the Geological Survey of India, Volume 83Geological Survey of India, 1950 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 87
... laterite . The massive bauxite is thicker in the centre than at the margins . A 32 feet deep pit at the centre of the peak △ 3345 shows 25 feet of pinkish grey bauxite , while the pits at the margins show only 12-15 feet of ore . The ...
... laterite . The massive bauxite is thicker in the centre than at the margins . A 32 feet deep pit at the centre of the peak △ 3345 shows 25 feet of pinkish grey bauxite , while the pits at the margins show only 12-15 feet of ore . The ...
Page 91
... laterite . It is not unlikely that the basaltic rocks have given rise to laterite and bauxite . A characteristic of the bauxite from these hills in the Uprora and Korba zemindaries is the low content of silica , which is well below 3 ...
... laterite . It is not unlikely that the basaltic rocks have given rise to laterite and bauxite . A characteristic of the bauxite from these hills in the Uprora and Korba zemindaries is the low content of silica , which is well below 3 ...
Page 220
... laterite . In the river portion , where the masonry section will be situated , hard rock is met with at shallow depths of 15-20 feet below the alluvium . But higher up , in the places where the earth dam will be built , the depth of the ...
... laterite . In the river portion , where the masonry section will be situated , hard rock is met with at shallow depths of 15-20 feet below the alluvium . But higher up , in the places where the earth dam will be built , the depth of the ...
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Common terms and phrases
abutment alignment alluvium amphibolites ANON ANON ANON Assam Assistant Geologist Auden Balasundaram bands bauxite beds Bihar biotite Bombay bore-holes cement cent charnockites cherts Circle and left clay coal coalfield colour Cuddapah dam-site days with effect deposits depth district dolerite drilling dykes east examined feet thick felspar furlongs garnetiferous geological mapping Geological Survey geophysical Ghosh gneisses gneissic Gondwana granite granulites grey Ground Water Division ground-water gypsum hills inches investigation iron-ore khondalites Kurnool laterite lignite limestone located M.Sc Madhya Pradesh Madras Messrs mineral Mining nala occur Orissa outcrops pegmatites phyllites quarries quartz quartz veins quartzites radiolarian railway reports Returned to headquarters river road rocks samples sand sandstone schists seams shales sheet 57 soil south-west Southern Circle square miles strike Subramanyam suitable Survey of India systematic mapping taluk Tertiary thin tion tons trap tunnel Uttar Pradesh valley village water supply West Bengal zone