Below you can find the At midocean ridges a new seafloor is being created by outpourings of this dark volcanic rock Jeopardy Words Answer. The answer to At midocean ridges a new seafloor is being created by outpourings of this dark volcanic rock has 6 letters. This clue belongs to the Geology category and is part of Jeopardy Word Level 571. If you scroll near the bottom you will find other clues and answers part of level 571