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radiogenic argon |
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radiogenic argon [¦rād·ē·ō¦jen·ik ′är‚gän]
(nuclear physics) Argon occurring in rocks and minerals that is the result of in-place decay of potassium-40 since the formation of the earth. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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