200 degrees Celsius
600 degrees Celsius
900 degrees Celsius
1300 degrees Celsius
Pyroclastic flows of rock, ash and magma
Eruptions at 600-800 degrees Celsius
Massive and widespread damage
All of these
in or near water
In the Ring of Fire
Volcanic rocks are rarely made of Silica.
Dacites are highly viscous and cause massive eruptions.
Dacite could be compared to a plate of peas.
The source of the magma does not affect the eruptive behavior.
Areas where magma breaks through the earth's crust
A vent in the ground from which hot gas and steam escape
A crater created by hot magma or lava mixing with water
A Volcano that will never erupt again
A volcano that has erupted recently
A volcano that erupts occasionally
One that has not erupted in recorded history