steam-impelled

Updated: November 23, 2025

We have, indeed, to suppose that these steam-impelled lavas, which are driven toward the vent whence they are to go forth in the state of dust or fluid, come underground from distances away, probably from beneath the floors of the sea to the westward.

Nathaniel Southgate Shaler - Outlines of the Earth's History: A Popular Study in Physiography