A Description of Active and Extinct Volcanos, of Earthquakes, and of Thermal Springs: With Remarks on the Causes of These Phænomena, the Character of Their Respective Products, and Their Influence on the Past and Present Condition of the Globe |
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Page 10
... substances which have returned more slowly into a solid state , and which in consequence have acquired a stony aspect , there appears to be always an exertion of the chemical affinities subsisting between the several constituents of the ...
... substances which have returned more slowly into a solid state , and which in consequence have acquired a stony aspect , there appears to be always an exertion of the chemical affinities subsisting between the several constituents of the ...
Page 18
... substance being composed of an intimate mixture of augite and magnetic iron with a mineral of the zeolitic family . The composition of the latter is such as to imply that it may have been formed . Phil . Journ . vol . xxiv , 1838 . out ...
... substance being composed of an intimate mixture of augite and magnetic iron with a mineral of the zeolitic family . The composition of the latter is such as to imply that it may have been formed . Phil . Journ . vol . xxiv , 1838 . out ...
Page 20
... substance , found sometimes disseminated , and sometimes in nests , in the compacter kinds of volcanic products . It seems to result from a predominance of magnesia in the rock , for its composition is in general Mg8 + Si ?. Another ...
... substance , found sometimes disseminated , and sometimes in nests , in the compacter kinds of volcanic products . It seems to result from a predominance of magnesia in the rock , for its composition is in general Mg8 + Si ?. Another ...
Page 36
... substance is , that it is confined to this hill , and to five others in its immediate vicinity , which , though they all present some modifications of aspect , still possess sufficient of a common character to be referable to the same ...
... substance is , that it is confined to this hill , and to five others in its immediate vicinity , which , though they all present some modifications of aspect , still possess sufficient of a common character to be referable to the same ...
Page 39
... substance as well as of the former , unaltered in the midst of domite . With respect to the volcanic trap or lavas which occupy the lower portions of the mountain , we may consider these as detached from the rocks that occur in the ...
... substance as well as of the former , unaltered in the midst of domite . With respect to the volcanic trap or lavas which occupy the lower portions of the mountain , we may consider these as detached from the rocks that occur in the ...
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Common terms and phrases
alluded ancient appear augite Auvergne basalt beds Buch calcareous called Cantal carbonic acid cavity cellular centre chain character clinkstone colour compact composed cones conglomerate conical consisting constitutes containing crater crystals deposit district Ditto dykes earth earthquakes Eifel ejected elevation eruption Etna existence feet felspar felspathic fissures formation former fragments geological geologist glassy felspar granite height hills hornblende Hungary igneous imbedded island lake latter lava leucite limestone mass midst miles mineral modern Mont Dor Mount Vultur mountain neighbourhood noticed observed obsidian occur olivine origin period phænomena pitchstone porphyry portion present probably pumice Puy de Dôme quartz referred remarkable rise Rocca Monfina sandstone scoriæ scoriform seems seen side silica soda Solfatara species spot springs stone strata stream of lava structure substance sulphur summit supposed surface tertiary thermal tion trachyte trass tuff valley vapours Vesuvius volcanic action volcanic operations volcanic products volcanic rocks whilst
Popular passages
Page 330 - Behold, I am against thee, O destroying mountain, saith the Lord, which destroyest all the earth: and I will stretch out mine hand upon thee, and roll thee down from the rocks, and will make thee a burnt mountain.
Page 330 - Oh that thou wouldest rend the heavens, that thou wouldest come down, that the mountains might flow down at thy presence. As when the melting fire burneth, the fire causeth the waters to boil, to make thy name known to thine adversaries, that the nations may tremble at thy presence ! When thou didst terrible things which we looked not for, thou earnest down, the mountains flowed down at thy presence.
Page 330 - The mountains quake at him, and the hills melt, and the earth is burned at his presence, yea, the world, and all that dwell therein. Who can stand before his indignation? and who can abide in the fierceness of his anger? his fury is poured out like fire, and the rocks are thrown down by him.
Page 162 - At specus, et Caci detecta apparuit ingens Regia, et umbrosae penitus patuere cavernae : Non secus, ac si qua penitus vi terra dehiscens Infernas reseret sedes, et regna recludat Pallida, dis invisa ; superque immane barathrum 245 Cernatur, trepidentque immisso lumine Manes.
Page 331 - And Abraham gat up early in the morning to the place where he stood before the LORD : and he looked toward Sodom and Gomorrah, and toward all the land of the plain, and beheld, and, lo, the smoke of the country went up as the smoke of a furnace.
Page 331 - Then the LORD rained upon Sodom and Gomorrah brimstone and fire from the LORD out of heaven : and he overthrew those cities, and all the plain, and all the inhabitants of the cities, and that which grew upon the ground.
Page 389 - ... feet in a perfectly regular manner, and as it were pushed up, by a force beneath ; which suddenly exploded with a dull noise, and scattered about a volume of black mud in every direction. After an interval of two or three, or sometimes four or five seconds, the hemispherical body of mud or earth rose and exploded again. In the same manner this volcanic ebullition goes on without interruption, throwing up a globular body of mud, and dispersing it with violence through the neighbouring plain.
Page 402 - After walking some distance over the sunken plain, which in several places sounded hollow under our feet, we at length came to the edge of the great crater, where a spectacle, sublime and even appalling, presented itself before us —
Page 257 - Near to a vault, which is now thirty feet below ground, and has, probably, been a burial place, there is a draw-well, where there are several strata of lavas, with earth to a considerable thickness over the surface of each stratum. Recupero has made use of this as an argument to prove the great antiquity of the mountain. For if it require two thousand years or upward, to form but a scanty soil on the surface of a lava...
Page 338 - And Lot went up out of Zoar, and dwelt in the mountain, and his two daughters with him; for he feared to dwell in Zoar : and he dwelt in a cave, he and his two daughters.