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Table 6 Compositions of near-solidus melts at 1, 3, and 7 GPa

From: Major element composition of an Early Enriched Reservoir: constraints from 142Nd/144Nd isotope systematics in the early Earth and high-pressure melting experiments of a primitive peridotite

wt% 7 GPaa 3 GPab 1 GPac
SiO2 44.3 44.8 51.5
TiO2 1.9 2.5 1.5
Al2O3 4.3 12.7 19.1
Cr2O3 0.2 0.1 0.1
FeO 14.4 9.7 5.4
MnO 0.2 0.1 0.1
MgO 24.2 15.8 8.3
CaO 8.8 10.8 9.4
Na2O 1.3 2.5 4.4
K2O 0.2 1.0
P2O5 0.3
Total 100.1 100.0 99.6
Melt fraction ~0 % ~0 % 2.6 %
  1. aThis study
  2. bDavis et al. (2011)
  3. cFalloon et al. (2008)