Elementary GeologyMark H. Newman, 1842 - 352 pages |
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Expressions et termes fréquents
agency alluvial alluvium American animals and plants appears augite basalt Beche's beds beneath bowlders Bridgewater Treatise Buckland Buckland's Bridgewater Treatise called carbonate of lime carboniferous chalk clay slate composed contain cretaceous crust deposits Descr diluvium drift earth elevation England Europe Exam existing extensive extinct feet felspar fissures fossil fossiliferous rocks Geol geologists Geology of Massachusetts glaciers globe gneiss granite graywacke greenstone heat Hence hornblende hypothesis iron islands Journal of Science lake lava limestone Lyell's marl mass Massachusetts matter melted mica mica slate miles mineral moraines mountains nearly occur ocean oolite organic remains period Phillips's porphyry present primary rocks probably produced Prof Proof quartz red sandstone region river rock salt sand shells siliceous Silurian sometimes species stratified striæ suppose surface syenite temperature tertiary strata theory thick tion trachyte unstratified rocks valleys vast veins volcanic
Fréquemment cités
Page 139 - The fiend, O'er bog, or steep, through strait, rough, dense, or rare, With head, hands, wings, or feet, pursues his way, And swims, or sinks, or wades, or creeps, or flies.
Page 139 - With flocks of such-like creatures flying in the air, and shoals of no less monstrous ichthyosauri and plesiosauri swarming in the ocean, and gigantic crocodiles and tortoises crawling on the shores of the primeval lakes and rivers, air, sea, and land must have been strangely tenanted in these early periods of our infant world...
Page 285 - This region was first by atmospheric and geological causes of previous operation under the will of the Almighty, brought into a condition of superficial ruin, or some kind of general disorder.
Page 138 - Lay floating many a rood ; in bulk as huge As whom the fables name of monstrous size, Titanian, or Earth-born, that warred on Jove ; Briareos or Typhon, whom the den By ancient Tarsus held ; or that sea-beast Leviathan, which God of all his works Created hugest that swim the ocean stream...
Page 285 - Causican ridge, the Caspian Sea, and Tartary, on the north, the Persian and Indian Seas on the south, and the high mountain ridges which run, at considerable distances, on the eastern and western flank.
Page 289 - That death therefore which God threatened to Adam, and which passed upon his posterity, is not the going out of this world, but the manner of going.
Page 151 - ... feet from the top of the quarry, presents a remarkably blistered or watery appearance, being densely covered by minute hemispheres of, the same substance as the sandstone. These projections are casts in relief of indentations in the upper surface of a thin subjacent bed of clay, and due in Mr. Cunningham's opinion to drops of rain.
Page 263 - ... or converted into vapor and gas. As the heat was gradually radiated into space, condensation would take place: and this process would evolve a vast amount of heat, by which the materials would be kept in a molten state, until at length a solid crust would be formed as already explained.
Page 151 - It is a most interesting thought, that while millions of men, who have striven hard to transmit some trace of their existence to future generations^ have sunk into utter oblivion, the simple footsteps of animals that existed thousands, nay, tens of thousands, of years ago, should remain as fresh and distinct as if yesterday impressed, even though nearly every other vestige of their existence has vanished. Nay, still more strange is it, that even the pattering of a shower at that distant period, should...
Page 88 - ... of sand or clay, or limestone containing none: next a layer made up of the fragments of rocks, animals, and plants, more or less comminuted: next a layer of fine clay: then a layer abounding in remains. And thus shall we find a succession of changes to the top of the series. Inf. From these facts it is inferred, that for the most part, the imbedded animals and plants lived and died on or near the spot where they are found; while it was only no wand then, that there was current enough to drift...