United States or Vietnam ? Vote for the TOP Country of the Week !
In the majority of cases the lavas consist of a mass of crystals floating in a liquid magma, and the distension of such a mass by the escape of steam from its midst gives rise to the formation of the rough cindery-looking material to which the name of "scoria" is applied.
Sure enough the opening was found, and the boat once more lowered to investigate and find that the coral-reef still spread out like a barrier, but the coral insects were dead, and as they investigated farther it was to find that there was not a single shell-fish of any kind living in the shoal water, nor any trace of life, but on the highest part of the bleached white coral there were a few blocks of blackish-grey vesicular or cindery-looking stone.
The country through which we were travelling was covered with a cindery-looking volcanic tufa, and might be called "Katakaumena." The description we received of the Moamba Falls seemed to promise something grand.
Word Of The Day