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Volcano :volcano: - Coggle Diagram
Volcano :volcano:
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Lava Flow Materials
Aa
Aa (pronounced "ah-ah" - a Hawaiian term), is lava that has a rough, jagged, spiny, and generally clinkery surface.
Pahoehoe:
Pahoehoe (pronounced "pah-hoy-hoy" - a Hawaiian term), is a very fluid lava flow, that in solidified form, is characterized by a smooth, billowy, or ropy surfaces.
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