👉 Metaseismic is a scientific term that refers to a type of faulting that occurs in rocks due to the movement of magma, lava, and other fluids beneath the Earth's surface. Metaseismology involves the study of this process and its impacts on rock structures, including earthquakes, volcanic eruptions, and plate tectonics. Metasedimentary is another term that describes a type of metaseismic event in which rocks are formed from magma or lava that has been forced upwards by pressure