 | John Wells Foster, Josiah Dwight Whitney - 1851 - 540 páginas
...of crystalline substances, and the state of the earth's surface would then be so totally difterent from that which now exists, that mineral matter, even...sub-crystalline substances prevailing, intermingled with detached portions of the same substances, abraded by the movements of the first-formed aqueous fluids."... | |
 | John Wells Foster, Josiah Dwight Whitney - 1850 - 520 páginas
...and also a time when heated fluids rested upon it. The latter would be conditions highly favorable to the production of crystalline substances, and the...sub-crystalline substances prevailing, intermingled with detached portions of the same substances, abraded by the movements of the flist-formed aqueous fluids."... | |
 | John Wells Foster, Josiah Dwight Whitney - 1851 - 494 páginas
...and also a time when heated fluids rested upon it. The latter would be conditions highly favorable to the production of crystalline substances, and the...sub-crystalline substances prevailing, intermingled with detached portions of the same substances, abraded by the movements of the first-formed aqueous fluids."... | |
 | 1863 - 560 páginas
...the " earth's crust which may have been solid, would be placed under * very different conditions at different periods. We could scarcely " expect that...points, should still preserve a general character an-1 aspect, the " result of the first changes of fluid into solid matter, crystalline " and sub-crystalline... | |
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... regulated by the sun, — there must have been a time when solid rock was first formed, and also a time when heated fluids rested upon it. The latter would be conditions highly favorable to the production of crystalline substances, and the state of... 