(IMAGE)

American Association for the Advancement of Science (AAAS)

Caption

The Cameca 1280 ims ion microprobe, housed at the University of Hawaii, was used to measure the hydrogen composition inside the Baffin Island and Icelandic rock samples. This state-of-theart instrument is able to analyze the rocks olivine-hosted melt inclusions, which have a diameter less than a 10th the size of a human hair.

Credit

[Gary R. Huss]

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