Volcanoes

Volcanoes
Shield Volcano
Shaped like a bowl or
shield in the middle
with long gentle slopes
made by basaltic lava
flows.
Shield Volcano Diagram
Kilauea in Hawaii,
Olympus Mons on Mars
Dome Volcano
Formed when erupting lava is too thick to
flow and makes a steepsided mound as the
lava piles up near the volcanic vent.
Dome Volcano Diagram
Crater Lake in southern Oregon
Cinder Cone Volcano
Caused by a volcano
collapsing into itself.
Commonly circular or
elliptical when seen from
above
Cinder Cone Diagram
Mt. Haleakala on Maui, Hawaii
Composite Volcano
Composite Volcano Diagram
Steepsided volcanoes composed of many layers of
volcanic rocks, usually made from highviscosity
(thick like honey) lava, ash and rock debris (broken
pieces).
Mt. Rainier, Mount St. Helens
and Mt. Shasta in California
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