...the time and place of its first formation and during its subsequent transformations, mineralogiste rather than astronomers must tell us. For a long time...rocks of the earth, as shown by the experiments of M. Daubre'e, strengthened this conviction. Mr. Sorby, in 1877, said: — "It appears to me that the conditions...

...to the earth's volcanic rocks was insisted on by mineralogists. Professor J. Lawrence Smith in 1805 asserted without reserve that " they have all been...rocks of the earth as shown by the experiments of M. Danbree strengthened this conviction. Mr. Sorby in 1877 said, " It appears to me that the conditions...

...transformations, mineralogists rather than astronomers must tell us. For a long time it wasaccepted without hesitation that these bodies required great...of terrestrial volcanoes." Director Haidinger, in 18C1, said " With our present knowledge of natural laws these characteristically crystalline formations...

...insisted on by mineralogists. Professor J. Lawrence Smith in 1855 asserted without reserve that 4' they have all been subject to a more or less prolonged...1861, said "With our present knowledge of natural laws the characteristically crystalline formations could not possible have come into existence except under...

...volcanic rocks was insisted on by mineralogists. Professor J. Lawrence Smith in 1855 asserted withont reserve that " they have all been subject to a more...volcanoes." Director Haidinger, in 1861, said " With onr present knowledge of natural laws these characteristically crystalline formations could not possibly...

...insisted on by mineralogists. Professor J. Lawrence Smith in 1855 asserted without reserve that " the}' have all been subject to a more or less prolonged...of terrestrial volcanoes." Director Haidinger, in 18G1, said " With our present knowledge of natural laws these characteristically crystalline formations...

...the formation of meteorites will require to be modified. Thus, in 1855, Prof. Lawrence Smith stated : "They have all been subject to a more or less prolonged igneous action corre1 Proc. RS. January 1864. * Berlin Acad. Trans. 3 Quoted by Newton, NATURE, vol. xxxiv. p. 535....

...masses have a community of origin. " 2nd. At one period they formed parts of some large body. " 3rd. They have all been subject to a more or less prolonged...action corresponding to that of terrestrial volcanoes. " 4th. That their source must be deficient in oxygen. " 5th. That their average specific gravity is...

...Krasnoyarsk prove the power of crystallization to have remained active during a long period of time. With our present knowledge of natural laws, these...of high temperature combined with powerful pressure ; though we have to search in vain for a heated cosmical space, as supposed by Poisson. If we suppose...

...masses have a community of origin. " 2nd. At one period they formed parts of some large body. "3rd. They have all been subject to a more or less prolonged...action corresponding to that of terrestrial volcanoes. " 4th. That their source must be deficient in oxygen. " 5th. That their average specific gravity is...