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Contact: Charlotte Hsu
University at Buffalo

Hollow Interior

Caption: This pillar, with its hollow interior, was likely created when lava cooled around a column of water, researchers say.

Credit: Tracy Gregg

Usage Restrictions: This image may only be published with news reports covering the research described in the associated press release. The image must be credited to Tracy Gregg when used.

Related news release: Water and lava, but -- curiously -- no explosion

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