The effect of alumina on phase transformations at the 660-kilometer discontinuity from Fe-Mg partitioning experiments

Experimental data on the partitioning of Fe and Mg between coexisting silicate perovskite, magnesiowustite, and γ-(Mg,Fe)2SiO4 demonstrate that Fe substitution in perovskite is strongly coupled to Al2O3 concentration. In Al2O3-free compositions, perovskite has a low Fe/(Fe+Mg) ratio: for a bulk Fe/(...

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Egile Nagusiak: Wood, B, Rubie, D
Formatua: Journal article
Hizkuntza:English
Argitaratua: 1996