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Stratovolcano
-concave profile
-steep at top, gentle at bottom
-cone shape
-narrow base
-high silica content lava. More viscous. Move slow. Trap more bubble. Eruption more explosively. Dangerous pyroclastic flow
Shield volcano
-convex profile
-steep at bottom, gentle at top
-done shape
-wide base
-Low silica content lava. Low viscosity. Spreads fast. Doesn’t trap any air. Quiet eruption
Structure of volcano
Back (Definition)
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