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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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  1. Wonder of Science (wonderofscience@mastodon.social)'s status on Sunday, 10-Sep-2023 07:42:19 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
    Source: https://volcanoes.usgs.gov/vsc/movies/movie_187.html

    In conversation about a year ago from mastodon.social permalink
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