 Near the base of the hills the cotton. soil is covered with red gritty earth, arising from the disintegration of the sandstone rock. The process of mining consists merely in digging out the rolled pebbles and gravel, and carrying them to small square...  Journal of the Royal Asiatic Society of Great Britain & Ireland - 214 페이지저자: Royal Asiatic Society of Great Britain and Ireland - 1843전체보기 - 도서 정보
 | Charles W. Vincent, James Mason - 1842 - 346 페이지
...describes the process by which the Diamonds are obtained from the famed Golconda mines, to consist merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and then carefully washing them. Dry weather is selected to carry on these operations, in order to avoid... | |
 | 1841 - 646 페이지
...Golcouda are situated, and of the processes by which the diamonds are obtained. The latter consist merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and then carefully washing them. Dry weather is selected to carry on these operations, in order to avoid... | |
 | 1841 - 1316 페이지
...Golconda are situated, and of the processes by which the diamonds are obtained. The latter consist merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and then carefully washing them. Dry weather is selected to carry on these operations, in order to avoid... | |
 | Royal Society (Great Britain) - 1843 - 538 페이지
...Golcouda are situated, and of the processes by which the diamonds are obtained. The latter consist merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and then carefully washing them. Dry weather is selected to carry on these operations, in order to avoid... | |
 | Royal Society (Great Britain) - 1843 - 552 페이지
...diamonds are obtained. The latter consist merely in digging out the rolled pebbles and gravel, acd carrying them to small square reservoirs, raised on...mounds, having their bottom paved with stones, and then carefully washing them. Dry weather is selected to carry on these operations, in order to avoid... | |
 | Valentine Ball - 1881 - 152 페이지
...cotton. soil is covered with red gritty earth, arising from the disintegration of the sandstone rock. The process of mining consists merely in digging out...the diamond contractors ; the diamonds are easily recognized in the moist state by their peculiar lustre. These mines are let out by the Government to... | |
 | Katharine Blanche Guthrie - 1881 - 338 페이지
...that the diamond alluvium rests upon it. This purplish limestone overlies the blue compact variety. The process of mining consists merely in digging out...small square reservoirs raised on mounds, having their bottoms lined with stones, and washing them carefully. At the foot of the mound is a clear space, surrounded... | |
 | Madras (India : Presidency) - 1885 - 584 페이지
...cotton soil is covered with red gritty earth, arising from the disintegration of the sandstone rock. The process of mining consists merely in digging out the rolled pebbles and gravel, and washing them carefully in small square reservoirs raised on mounds havicg their bottoms paved with... | |
 | Royal Geological Society of Ireland - 1886 - 386 페이지
...soil is covered with the red gritty earth, arising from the disintegration of the sandstone rock. " The process of mining consists merely in digging out...contractors ; the diamonds are easily recognised in the moist state by their peculiar lustre. These mines are let out by the Government to native contractors,... | |
 | Royal Dublin Society - 1880 - 710 페이지
...soil is covered with the red gritty earth, arising from the disintegration of the sandstone rock. " The process of mining consists merely in digging out...contractors ; the diamonds are easily recognised in the moist state by their peculiar lustre. These mines are let out by the Government to native contractors,... | |
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