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Geochemical Journal
Geochemical Journal An open access journal for geochemistry
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Volatile behaviors of polonium and protactinium in the heating experiments on pitchblende

Z. Z. Sheng, R. K. Guimon, P. K. Kuroda
Geochemical Journal, Vol. 20, No. 3, P. 137-141, 1986

ABSTRACT

Large enrichments of 231Pa as well as 210Po were observed in the high-temperature extracts from a pitchblende. These results indicate that an excess of 231Pa, like 210Po, may also be released into the earth's atmosphere during volcanic eruptions.

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