MSNBC headline via Slashdot

[Wilson Gray]

"Huge Pumice _Rock_ 'Island' Seen Floating In South Pacific"

http://www.msnbc.msn.com/id/48613730/ns/technology_and_science-science/#.UCZ2-qPNmrA

Not in the OED. Which is not to suggest that, IMO, it ought to be.
I've enjoyed a satisfactory relationship with "pumice _stone_" since
at least 1425.
--
-Wilson
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All say, "How hard it is that we have to die!"---a strange complaint
to come from the mouths of people who have had to live.
-Mark Twain

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