Word: bruderheim
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Merrihue started his research by cadging a 4-lb. chunk of the stony Bruderheim meteorite that fell in Canada in 1960. He crushed it carefully and separated 14 chondrules from the debris. Then he ground the remainder and purified a sample of meteor material until it was free of chondrule fragments. He heated both samples separately and measured the amount of xenon gas that was driven out of them. The chondrules, he found, contained considerably more xenon 129 than the rest of the meteor...
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