Volcanoes: What They are and what They TeachC. K. Paul, 1881 - 381 Seiten |
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Seite 15
... out- side the crater ; from this liquid molten mass steam is seen to escape , sometimes in considerable quantities . The openings of the third class present still more interesting appearances . Within the walls of the aperture a.
... out- side the crater ; from this liquid molten mass steam is seen to escape , sometimes in considerable quantities . The openings of the third class present still more interesting appearances . Within the walls of the aperture a.
Seite 17
... quantities of water imprisoned in the subterranean regions - which water , escaping as steam , gives rise to all those active phenomena we have been describing . We have said , at the outset , that there exists no analogy whatever ...
... quantities of water imprisoned in the subterranean regions - which water , escaping as steam , gives rise to all those active phenomena we have been describing . We have said , at the outset , that there exists no analogy whatever ...
Seite 18
... quantities of sulphur , iron - pyrites , and charcoal in a hole in the ground , we may form a miniature volcano , and produce all the essential phenomena of a volcanic eruption . No greater mistake could possibly be made . The chemical ...
... quantities of sulphur , iron - pyrites , and charcoal in a hole in the ground , we may form a miniature volcano , and produce all the essential phenomena of a volcanic eruption . No greater mistake could possibly be made . The chemical ...
Seite 26
... quantities as to form great , fiery floods , which rushed down the sides of the mountain , and flowed to a considerable distance beyond its base . The largest of these lava - floods over- whelmed and destroyed the two villages of Massa ...
... quantities as to form great , fiery floods , which rushed down the sides of the mountain , and flowed to a considerable distance beyond its base . The largest of these lava - floods over- whelmed and destroyed the two villages of Massa ...
Seite 30
... quantities of steam into the atmosphere soon causes the latter to be saturated with watery vapour , and there follows an excessive rain- fall ; long - continued rain and floods were an accompani- ment of the great Vesuvian outbreak of ...
... quantities of steam into the atmosphere soon causes the latter to be saturated with watery vapour , and there follows an excessive rain- fall ; long - continued rain and floods were an accompani- ment of the great Vesuvian outbreak of ...
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Häufige Begriffe und Wortgruppen
active volcanoes andesites appear atmosphere augite Auvergne basaltic basic lavas canic carbonic acid cavities centre character Cheaper Edition chemical Cloth composed composition condition crater crater-rings crystalline crystals Demy 8vo denuding forces depth dykes earth's crust earth's surface enormous eruption Etna exhibit exist fact Fcap feet formation formed fragments Frontispiece gases geological periods geologists glassy globe granitic igneous Illustrations incandescent interior Island lapilli Large post 8vo lava-currents lava-streams line of fissure Lipari liquid mass melaphyres metallic meteorites microliths miles minerals Monte Nuovo ocean origin parasitic cones Poems portions present pressure price 35 produced pumice quantities rhyolites rock-masses scoria-cones scoriæ Second Edition seen sides silica slope Small crown 8vo solid steam Stromboli structure substances subterranean summit take place temperature Third Edition tion trachytic tuffs vapour vast Vesuvius volcanic action volcanic cones volcanic districts volcanic forces volcanic mountains volcanic outbursts volcanic phenomena volcanic vents vols
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