摘要 : w New measurements of high He-3/He-4 ratios in Samoan lavas from Ofu Island (19.5-33.8 times atmospheric) extend the known range for He-3/He-4 in the southern hemisphere mantle. The Ofu data suggest that the high He-3/He-4 mantle ... 展开
作者 | Jackson MG Kurz MD Hart SR Workman RK |
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作者单位 | |
期刊名称 | 《Earth and Planetary Science Letters: A Letter Journal Devoted to the Development in Time of the Earth and Planetary System》 |
总页数 | 15 |
语种/中图分类号 | 英语 / P |
关键词 | Samoa FOZO PHEM C 3He/4He mantle basalt geochemistry DUPAL hotspot SOUTH-PACIFIC OCEAN ISOTOPE GEOCHEMISTRY EARTHS MANTLE HELIUM-ISOTOPES LOIHI SEAMOUNT SR ISOTOPE BASALTS ND SYSTEMATICS RATIOS |
馆藏号 | N2008EPST0000712 |