e the waters.Thus in the year 1831 an island, which AdmiralSmyth named Graham Island (Fig. 57) appeared Earthquakes and Volcanoes in the Mediterranean, between Sicily and thecoast of Africa, where there had previously beenmore than one hundred fathoms of water. Thepile of volcanic matter forming… … Fig. 57-—Graham Island, 1831 had stood above the waves for about threemonths, the island entirely disappeared. It is probable that a great deal of the forceby which volcanic products are brought to thesurface is due to the conversion into steam ofwater which, in some way or other, obtainsaccess to…
Astronomy · Geology
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