Pyroclastic flow (dense darker grey billowing mass) travels down sl...
By Volcano Hazards Program
1905 (approx.)
Detailed Description
Pyroclastic flow (dense darker grey billowing mass) travels down slope of Mayon volcano, Philippines while ash column rises from the vent. Dilute, lighter-colored ash billows off leading edge.
Related
Pyroclastic Flows at Lassen Volcanic Center
Explosive eruptions that produce volcanic ash can also form pyroclastic density currents—both pyroclastic flows and surges.
Related
Pyroclastic Flows at Lassen Volcanic Center
Explosive eruptions that produce volcanic ash can also form pyroclastic density currents—both pyroclastic flows and surges.