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10 cards from this deck
Main pathway connecting underground magma to Earth's surface
Underground reservoir where molten rock collects before eruption
Bowl-shaped depression at volcano's summit; surface opening
Mountain-like structure built from layers of lava, ash & materials
Form along slopes when magma finds alternative pathways to surface
Smaller volcanic structures on main volcano's flanks
Large crater formed when volcanic cone collapses into empty chamber
Massive eruption empties magma chamber; cone collapses inward
Caldera formed ~7,700 yrs ago from Mount Mazama eruption collapse
New volcanic cone within Crater Lake, formed after original collapse
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