300 Foxes and a Donkey's Jawbone
Can we make the case that the phrase "When He strengthened the fountains of the deep," means "sealed shut with lava or magma?" We'll need to look at other passages where the word translated as strengthened occurs.
The context of the mist that went up is important. It's part of the narrative of the week of creation when the fountains of the great deep had to be sealed after the deep had drained through them into the interior of the Earth.
When we look at the Hebrew word translated as strengthened we find an example of the theologians of yesteryear fudging their data. The word has been assigned to the root עָזַז - azaz, no doubt because it makes sense.
If the Earth's habitable surface will be reshaped into a mountain with Jerusalem at the summit, then what physical process causes it?