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Geologist Tim Orr, wearing olive coveralls, heat resistant gloves, white bucket hat, and a black bandana covering his face, scoops glowing red-orange lava with a rock hammer and drops it into a metal, water-filled bucket.

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    Wonder of Science (wonderofscience@mastodon.social)'s status on Thursday, 23-Jan-2025 21:00:34 JST Wonder of Science Wonder of Science

    This is how geologists collect lava samples from an active volcano.

    Chemical analysis of lava provides important information about activity deep inside a volcano's magma chambers.

    Video credit: USGS

    In conversation about 7 days ago from mastodon.social permalink
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