Are among the simplest volcanic formations. They are built by
ejects from a volcanic vent, piling up around the vent in the shape
of a cone with a central crater. Volcanic cones are of different types,
depending upon the nature and size of the fragments ejected during
the eruption.
A small volcano built primarily of pyroclastic materials ejected
from a single vent formed from explosive eruptionsactive for only a
short time has a narrow base and steep sides; not very high.
erodes easily.
ex. Jolo volcano
�stratovolcano�
Often develop into high volcanic-mountains built up of alternating