Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geology solid matter
ejected into the air by an activevolcano
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
pyro- + -clast
Examples
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But I welcome photos that you contribute, too, and this shot by Gerard Tripp of a fairly large pyroclast on Krakatau volcano, in Indonesia, is a great example of a lava bomb.
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In the air, after it’s blown out of the volcano, it’s pyroclast—broken rock—but on the ground it’s called tephra.
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In the air, after it’s blown out of the volcano, it’s pyroclast—broken rock—but on the ground it’s called tephra.
Comments
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