What's the rarest mineral?

Discussion in 'Earth Science' started by John J. Bannan, Jun 27, 2007.

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  1. MetaKron

    MetaKron Registered Senior Member

    Messages:
    5,502
    Painite is so rare that people aren't bidding on it on Ebay.

    A gem isn't worth much if no one knows that it exists.
     
    MetaKron, Jul 27, 2007
    #41

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