An ash cloud approaching the Montserrat Volcano Observatory during ...
By Volcano Hazards Program
1905 (approx.)
Detailed Description
A small explosive event from the partial collapse of the volcano's growing lava dome generated a small eruption column (top left) that was blown over the Montserrat Volcano Observatory. The approaching eruption cloud (top center) sharply reduced visibility and ash fell on the observatory 10 minutes after the explosion.