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To: NicknamedBob
We don't have rocks that old here on Earth.

Yes, we do - you might see them in the sky at night - some call them "shooting stars" - little chucks of rock that usually burn up in the atmosphere...

911 posted on 12/08/2008 7:18:09 PM PST by GOPJ (Perverse incentives birth nasty unintended consequences.)
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To: GOPJ
... some call them "shooting stars" ...

They were a good source of iron before we learned how to make it for ourselves.

913 posted on 12/08/2008 7:29:38 PM PST by NicknamedBob (When in the course of human events, if you can't swim, at least dog-paddle.)
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