Check Out This Tiny New Island Born of a Volcano

Check Out This Tiny New Island Born of a Volcano

The Ogasawara Islands, just south of Japan, are a beautiful and geologically active spot. In 2013, members of the Japan Maritime Self-Defense Force noticed a “hot spot” among the islands, near the Nishinoshima volcano. In 2015 they returned, and found a small, entirely new islet, just south of the main volcano.

The researchers describe their findings in the journal Geology. The island started as what’s known as a Surtseyan eruption—a relatively violent underwater eruption of molten basalt. Eventually it created a cone of cooled lava, which prevented water from rushing into the eruption site. It turned into a Strombolian eruption—a steady series of moderate, dry eruptions which build up rock over time.

Check Out This Tiny New Island Born of a Volcano

The result is a small island that looks like a bit of…

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