Rare-earth element distributions in volc
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Kent C. Condie; W. R. A. Baragar
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Article
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1974
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Springer
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English
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Rare-earth element distributions in Archean volcanic rocks from the South Pass (Wyoming), Yellowknife (NW Canada) and Abitibi (Quebec) greenstone belts and from the Upper Fig Tree Group of the Barberten (S. Africa) greenstone belt reveal two distinct types of Archean volcanism. One type, herein refe