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Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/201722
Description: There has been much debate as to whether 210Pb-226Ra disequilibria in young volcanic rocks result from partial melting, cumulate interaction or magma degassing. Here we present new data from basalts e ... More
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Reviewed: Reviewed
Date: 2010
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/112634
Description: Isotopes of the U-decay series, such as ²³⁸U-²³⁰Th-²²⁶Ra, have been used successfully to study timescales of magmatic processes. This study provides an overview of a shorter lived isotope pair, ²¹⁰Pb- ... More
Reviewed: Reviewed
Date: 2006
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/10188
Description: Disequilibria between ²¹⁰Pb and ²²⁶Ra can be used to trace magma degassing, because the intermediate nuclides, particularly ²²²Rn, are volatile. Products of the 1980–1986 eruptions of Mount St. Helens ... More
Reviewed: Reviewed
Date: 2004
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/16784
Description: New data show that island arc rocks have (²¹⁰Pb/²²⁶Ra)o ratios which range from as low as 0.24 up to 2.88. In contrast, (²²⁸Ra/²³²Th) appears always within error of 1 suggesting that the large ²²⁶Ra-e ... More
Reviewed: Reviewed
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