 The process of mining consists merely in digging out the rolled pebbles and gravel, and carrying them to small square reservoirs raised on mounds, having their bottom paved with stones, and washing them carefully. At the foot of the mound is a clear space...  Philosophical Magazine - Stran 3201841Celotni ogled - O knjigi
 | Charles W. Vincent, James Mason - 1842 - 346 strani
...NEWBOLD describes the process by which the Diamonds are obtained from the famed Golconda mines, to consist merely in digging out the rolled pebbles and...description is then given of the mines of Banaganpully, Muuimudgoo, Condapilly, Sumbhulpoor, and Poonah in Bundlekund. DIAMOND-MINE IN SUMATRA. A MINE has... | |
 | 1843 - 544 strani
...:. : - .-...-J Alluvial soil. Black soil. 3 ft. Diamond drift gravel. The process of mining consists merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and washing them carefully. At the foot of the mound is a clear space, surrounded by heaps of refuse, where... | |
 | Royal Asiatic Society of Great Britain and Ireland - 1843 - 576 strani
...soil. Soft purplitth laminar limestone. -__ 31 Diamond drift gravel. The process of mining consists merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and washing them carefully. At the foot of the mound is a clear space, surrounded by heaps of refuse, where... | |
 | Royal Society (Great Britain) - 1843 - 552 strani
...Sec. RS The author gives an account of the tract of country in which the diamond mines of Golcouda are situated, and of the processes by which the diamonds...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,... | |
 | Valentine Ball - 1881 - 152 strani
...gritty earth, arising from the disintegration of the sandstone rock. The process of mining consists merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and washing them carefully. At the foot of the mound is a clear space surrounded by heaps of refuse, where... | |
 | Katharine Blanche Guthrie - 1881 - 338 strani
...upon it. This purplish limestone overlies the blue compact variety. The process of mining consists merely in digging out the rolled pebbles and gravel,...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... | |
 | Geological Survey of India - 1881 - 726 strani
...gritty earth, arising from the disintegration of the sandstone rock. " The process of mining consists merely in digging out the rolled pebbles and gravel,...small square reservoirs raised on mounds having their bottoms paved with stones, and washing them carefully. At the foot of the mound is a clear space surrounded... | |
 | Royal Geological Society of Ireland - 1886 - 386 strani
...gritty earth, arising from the disintegration of the sandstone rock. " The process of mining consists merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and washing them carefully. At the foot of the mound is a clear space surrounded by heaps of refuse, where... | |
 | Royal Dublin Society - 1880 - 710 strani
...gritty earth, arising from the disintegration of the sandstone rock. " The process of mining consists merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and washing them carefully. At the foot of the mound is a clear space surrounded by heaps of refuse, where... | |
 | Royal Dublin Society - 1880 - 712 strani
...gritty earth, arising from the disintegration of the sandstone rock. " The process of mining consists merely in digging out the rolled pebbles and gravel,...mounds, having their bottom paved with stones, and washing them carefully. At the foot of the mound is a clear space surrounded by heaps of refuse, where... | |
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