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Space Jack Hills, Australia

Discussion in 'Tech, Science, and Space' started by Robby, Jun 17, 2009.

  1. Robby

    Robby The Robot

    Jul 28, 2004
    NASA Picture Of The Day
    Jack Hills, Australia


    The oldest material on Earth which has yet been dated by man is a zircon mineral that is 4.4 billion years old and comes from a sedimentary gneiss in... (More at NASA Picture Of The Day)

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