 | New York (State). Legislature. Assembly - 1919 - 810 pagina’s
...Mated that fragments of the "black stone" which fell from the summit of the cliff, a pile of which lay at its base, were often frozen into the ice, and...firmly fixed in masses of ice, which, although only 15 feet thick, are often of con>iderable horizontal extent, have furnished sufficient pressure and... | |
 | 1917 - 692 pagina’s
...stated that fragments of the "black stone" which fell from the summit of the cliff, a pile of which lay at its base, were often frozen into the ice, and...firmly fixed in masses of ice, which, although only 15 feet thick, are often of considerable horizontal extent, have furnished sufficient pressure and... | |
 | 1845 - 746 pagina’s
...staled that fragments of the ' black stone ' which fell from the summit of the cliff, a pile of which lay at its base, were often frozen into the ice, and...mechanical power to groove the ledge of soft sandstone." — Vol. ii., pp. 144-146. We have touched only upon some of the simpler of the geological matters... | |
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He also stated that fragments of the " black stone" which fell from the summit of the cliff, » a pile of which, d, fig. 16, lay at its base, were often frozen into the ice, and moved along with it. I then examined these fallen blocks of amygdaloid scattered... 
