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Q&A A layer of igneous rock over a large area

How big of a volcano would be needed for a large (Alaska-sized) area on an Earth-Like planet to be covered in a thick shell of igneous rock? Would that volcano also destroy the world or make it un...

1 answer  ·  posted 7y ago by Khail‭  ·  last activity 7y ago by Khail‭

Question planets geology volcanoes