...mountain-ranges, the violent distortions and fractures of strata, the great prevalence of metamorphic nction (which must have taken place at depths of not many...may be objected to this application of mathematical oi.ji.-ti..m v ' , ,„, JJ ' ' , totcrrralrial theory — (1), That the earth was once all melted,...

...must have been much more rapid, and in rendering it probable that volcanic agency, earthquake-shocks, and every kind of so-called plutonic action have been...operative in geological antiquity than in the present age ?' There can, we presume, be no doubt about the truth of the fundamental doctrine for which Sir William...

...probable that volcanic agency, earthquake-shocks, and every kind of so-called plutonic action have boon on the whole more abundantly and violently operative in geological antiquity than in the present age ? ' There can, we presume, be no doubt about the truth of the fundamental doctrine for which Sir William...

...agency, earthquake-shocks, and every kind of so-called plntonic action have boon on the whole moro abundantly and violently operative in geological antiquity than in the present age ? ' There can, we presume, be no doubt about the truth of the fundamental doctrine for which Sir William...

...30° N. and S. lat. In this computation the Mediterranean, Caspian and Black Seaa are treated as land. prevalence of metamorphic action (which must have...in geological antiquity than in the present age?" ' Now, while I entirely agree with the general conclusion of Sir William Thomson, it is not unimportant...

...96,000,000 years the rate of increase of temperature underground has gradually diminished from about ^th to about -^th of a degree Fahrenheit per foot, and...operative in geological antiquity than in the present age ? 19. But it may be objected to this application of mathematical theory — (1), That the earth was...

...96,000,000 years the rate increase of temperature underground has gradually diminished from about ~foih to about ^th of a degree Fahrenheit per foot, and...operative in geological antiquity than in the present age 1^19. But it may be objected to this application of mathematical theory — (1), That the earth was...

...basalt, the general appearances of mountain ranges, the violent distortions and fractures of strata, tlie great prevalence of metamorphic action (which must...operative in geological antiquity than in the present age ? 19. But it may be objected to this application of mathematical theory — (1), That the earth was...

...geological evidence, rightly interpreted ? Do not the vast masses of basalt, the general appearance of mountain ranges, the violent distortions and fractures...operative in geological antiquity than in the present age ? " Now, while I entirely agree with the general conclusion of Sir William Thomson, it is not unimportant...

...if so much), all agree in demonstrating that the rate of increase of temperature downwards must Lave been much more rapid, and in rendering it probable...operative in geological antiquity than in the present age? («.) But it may be objected to this application of mathematical Objections theory — (1), That the...