Stratovolcano

A stratovolcano is a tall, conical volcano built up by many layers (strata) of hardened lava, tephra, pumice, and volcanic ash.[1] Unlike shield volcanoes, stratovolcanoes have a steep slope and explosive eruptions every now and then.

References

  1. This article incorporates public domain material from the United States Geological Survey document "Principal types of volcanoes" (retrieved on 2009-01-19).