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Table 3 Compositions of minerals at the solidus

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% ol (n = 15) s.d.a cpx (n = 15) s.d. grt (n = 15) s.d.
SiO2 41.6 0.3 56.9 0.3 44.6 0.5
TiO2 0.0 0.0 0.0 0.0 0.2 0.0
Al2O3 0.2 0.0 2.5 0.1 20.8 0.7
Cr2O3 0.1 0.1 0.3 0.1 1.8 0.8
FeO 10.2 0.4 5.2 0.2 6.6 0.3
MnO 0.1 0.0 0.1 0.0 0.2 0.0
MgO 48.9 0.4 25.2 0.9 22.6 0.4
CaO 0.3 0.1 9.4 1.0 4.8 0.4
Na2O 0.1 0.0 0.9 0.0 0.1 0.0
K2O 0.0 0.0 0.1 0.0 0.0 0.0
P2O5 0.0 0.0 0.0 0.0 0.1 0.0
Total 101.6 0.6 100.6 0.4 101.6 0.5
Mg# 89.5   89.6   86.0  
  1. aStandard deviation (s.d.) is 1σ