Ash-flow tuff
The deposit of a hot, chaotic mixture of pumice, ash, and gas (pyroclastic flow) that travels rapidly (as fast as tens of meters per second) away from a volcanic vent during an explosive eruption.
Categorised in: What isThe deposit of a hot, chaotic mixture of pumice, ash, and gas (pyroclastic flow) that travels rapidly (as fast as tens of meters per second) away from a volcanic vent during an explosive eruption.
Categorised in: What is
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