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Global Volcanism Program | Image GVP-04324

Frequent eruptions have kept the Irazú summit craters devoid of vegetation. The thick dark-gray ash and scoria units that form the crater walls were emplaced during the 1963-65 eruptions. Photo by Mike Carr, 1982 (Rutgers University).

Frequent eruptions have kept the Irazú summit craters devoid of vegetation. The thick dark-gray ash and scoria units that form the crater walls were emplaced during the 1963-65 eruptions.

Photo by Mike Carr, 1982 (Rutgers University).

Keywords: crater | stratigraphy | geology | exposure | scoria | tephra


Irazú