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amount analyses associated average annual beds Bengal Bihar and Orissa Bombay Burma carried cent Central Provinces clays coal colliery Company compared considerable contain copper cwts deposits depth distribution district East employed exports extension feet field figures five gallons Geol Geological given gold grade Hills imports increased India industry iron iron-ore known lead lignite limestone Limited localities lower Madras manganese manganese-ore manufacture marble material mica miles million mineral mines Mysore Nagpur nearly obtained occur operations origin output pegmatites period under review persons plant ports present probably production Quan Quantity quinquennium Railway Rajputana range regarded reported returns river rocks salt samples seams seen shown shows Steel stone supply Surv Survey TABLE taken thickness tity tons United Upper valley Value varies various veins yielded
Page 281 - Much of the corundum, which is a regular item of trade in the bazars of cities like Delhi, Agra, and Jaipur, where the Indian lapidary still flourishes, is collected in a casual way by agriculturists and cowherds, who dispose of it through the village bania to the larger dealers of the great cities.
Page 281 - has been, a certain trade in Indian corundum, but the returns for production are manifestly incomplete. No workings exist of the kind that could be ordinarily described as mining, but attempts have been made at times to increase the scale of operations at Palakod and Paparapatti in the Salem district,
Page 167 - 2J per cent, on the sale value at the pit's mouth, or on the surface, of the dressed ore or metal, convertible at the option of the Local Government to an equivalent charge per ton to be fixed annually for a term.
Page 121 - and sometimes of the ferruginous shales, largely by the leaching out of silica, and to a less extent by the introduction of iron oxide. The
Page 106 - iron-smelting was at one time a widespread industry in India, and there is hardly a district away from the great alluvial tracts of the Indus, Ganges, and Brahmaputra, in which slag-heaps are not found, for the primitive iron-smelter finds no difficulty in obtaining sufficient supplies of ore from deposits that no European iron-master would regard as worth his serious consideration. Sometimes he
Page 250 - The bauxites to which the most attention has been up to the present devoted are those of Balaghat and Jubbulpore. Eight analyses of specimens and samples of the Balaghat bauxites have given results ranging between the following limits
Page 124 - are by far the most abundant and are of good quality, but vary considerably in the amount of phosphorus that they contain. The following classification seems to be in accordance with the numerous observations so far recorded :— (1) Banded ferruginous-quartz rock which occurs as a common integral component of the Dharwar schists.
Page 281 - In India, where the use of corundum by the old saikalgar (armourer) and lapidary has been known for many generations, the requirements of the country have been met by a few comparatively rich deposits, but it is doubtful if these are worth working for export in the face of the competition