Chichón volcano , April 4 , 1982 : volcanic cloud history and fine ash fallout

This retrospective study focuses on the fine silicate particles (\62 lm in diameter) produced in a large eruption that was otherwise well studied. Fine particles represent a potential hazard to aircraft, because as simple particles they have very low terminal velocities and could potentially stay aloft for weeks. New data were collected to describe the fine… CONTINUE READING