13K views · 132 reactions | NEW MAYON LAVA DOME Phivolcs reported the formation of a new dark lava dome at mayon volcano's crater after pyroclastic density currents perristed. : Joseph Trilles of DOT Region V #volcano | Baguio Herald Express | Facebook

Digging into the #archives today, for this 2006 video of #lava dome growth at #MountStHelens. The #timelapse was taken during the 2004-2008 #eruption by "Brutus", a remote camera east of the #vent. The lava is a crystal-rich #dacite. It was cooling as it made its way to the surface, emerging as a series of lava spines that alternately rose and crumbled. In 2006, when this timelapse was taken, lava was erupting at a rate of about 1 cubic yard per second. The eruption ended in January 2008. At tha