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Volcano Definitions (page 279) not found in the back of the book. Eruption column – buoyant plumes of hot ash and gases that extend thousands of meters into the atmosphere. Fissure – a crack that develops in the crust as magma moves forcefully toward the surface.
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Volcano Definitions (page 279) not found in the back of the book.. Eruption column – buoyant plumes of hot ash and gases that extend thousands of meters into the atmosphere. Fissure – a crack that develops in the crust as magma moves forcefully toward the surface.