Dwarf Ecology

TL;DR: in fantasy Earth, all geological phenomena are caused by dwarf activity. When a portion of the semi-molten rock in the earth’s mantle seeps upwards into the crust through some irregularity in the stone, a dwarf colony is born there. The heat causes chunks of rock to break off, and the intense mana concentrated in the mantle turns the chunks into crude, first-generation Dwarves . The space…