Walks and Talks in the Geological Field |
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accumulated Amphibians ancient animal appear basin beds bones border bottom bowlders Brachiopods Cambrian carbon Carboniferous Chamonix clay coal continued cooling creatures Cretaceous crinoids crust deep deposits depth descend Devonian Drift earth earthquakes east Eocene Eozoic epoch erosion eruption existence feldspar fire-mist fishes formation forms fossil fragments Ganoids geological glacier gneisses gorge granite heat hundred feet inches iron Lake Lake Huron land lava limestone lode lower mammals mass material matter Mesozoic miles mineral modern molten mountain nature northern ocean Ohio organic outcrops Paleozoic Placoderms planet Pliocene possession present quartz quartzites region relics remains reptiles river rocks rocky salt sand sandstone sediments shales shells shore side Silurian slope solid sometimes species stone strata stream stretches structure summit surface Talk teeth temperature Tertiary thick thousand feet tion Triassic Trilobites upper valley vapor vast vegetable vertebrate volcanic
Popular passages
Page 322 - SKETCHES OF CREATION. Sketches of Creation: a Popular View of some of the Grand Conclusions of the Sciences in reference to the History of Matter and of Life. Together with a Statement of the Intimations of Science respecting the Primordial Condition and the Ultimate Destiny of the Earth and the Solar System. By ALEXANDER WINCHELL, LL.D., Professor of Geology, Zoology, and Botany in the University of Michigan, and Director of the State Geological Survey.
Page 27 - Ye ice-falls! ye that from the mountain's brow Adown enormous ravines slope amain—- Torrents, methinks, that heard a mighty voice, And stopped at once amid their maddest plunge! Motionless torrents! silent cataracts! Who made you glorious as the gates of Heaven Beneath the keen full moon? Who bade the sun Clothe you with rainbows ? Who with living flowers Of loveliest blue, spread garlands at your feet?— God!
Page 27 - Ye Ice-falls! ye that from the mountain's brow Adown enormous ravines slope amain Torrents, methinks, that heard a mighty voice, And stopped at once amid their maddest plunge! Motionless torrents! silent cataracts! Who made you glorious as the Gates of Heaven Beneath the keen full moon? Who bade the sun Clothe you with rainbows? Who, with living flowers Of loveliest blue, spread garlands at your feet? GOD! let the torrents, like a shout of nations, Answer! and let the ice-plains echo, GOD!
Page 69 - It is, indeed, a mighty city,' replied he; 'we know not how long it has existed, and our ancestors were on this subject as ignorant as ourselves.' Some centuries afterwards, as I passed by the same place, I could not perceive the slightest vestige of the city. I demanded of a peasant, who was gathering herbs upon its former site, how long it had been destroyed ?'
Page 27 - Motionless torrents ! silent cataracts! Who made you glorious as the gates of heaven Beneath the keen full moon ? Who bade the sun Clothe you with rainbows ? Who, with living flowers Of loveliest blue, spread garlands at your feet ?— God! let the torrents, like a shout of nations, Answer ! and let the ice-plains echo God!
Page 79 - Rivers; thence east to the place of beginning, is hereby reserved and withdrawn from settlement, occupancy, or sale under the laws of the United States, and dedicated and set apart as a public park or pleasuring ground for the benefit and enjoyment of the people...
Page 70 - I found the sea in the same place, and on its shores were a party of fishermen, of whom I inquired how long the land had been covered by the waters. ' Is this a question,' said they, ' for a man like you ? This spot has always been what it is now.
Page 70 - Its rise is lost in remote antiquity; we are ignorant how long it has existed, and our fathers were on this subject as ignorant as ourselves.
Page 84 - Jets, and lines of water tore their way through the cloud, or leaped high above its domed mass. The earth trembled and throbbed during the explosion ; then the column sank, started up again, dropped once more, and seemed to be sucked back into the earth.
Page 84 - A violent concussion of -the ground brought me and my companions to our feet. We rushed out of the tent in every condition of dishabille and were in time to see Geyser put forth his full strength. Five strokes underground were the signal, then an overflow, wetting every side of the mound. Presently a dome of water rose in the centre of the basin and fell again, immediately to be followed by a fresh bell, which sprang into the air fully forty feet high, accompanied by a roaring burst of steam.