In its bulletin, PHIVOLCS said the phreatic eruptions lasted two to 14 minutes. Phreatic eruptions are steam-driven explosions that occur when water beneath the ground or on the surface is heated by ...
Sep. 24, 2024 — A mysterious type of iron-rich magma entombed within extinct volcanoes is likely abundant with rare earth elements and could offer a new way to source these in-demand metals ...