Table 9.

Summary of calculations on the data of Mètrich et al. (2001) by applying reaction (6). Melt compositions are part of the input data as well

SampleInput dataCalculated parameters
XFoH2O%CO2%ΔNi–NiOlogaSiO2aFo(sol)aFo(liq)awP(GPa)T(°C)GraphicGraphic
St82p-oln500.8372.70.08940.0649−0.44770.7640.05040.08320.18312160.420.58
St82p-oln90.8462.80.16890.1146−0.49160.7740.04980.09380.32512210.270.73
St82p-oln52a20.8462.80.10310.0748−0.49040.7740.04690.09040.20911990.400.60
St79p-oln300.882.30.11070.0795−0.52250.8120.05030.06990.22312050.270.73
ModelHS+RGSSGGSGSDD
  • HS, Hübner & Sato (1970) taking into account the effects of pressure on the Ni–NiO buffer according to the data of Robie et al. (1979). GS, Ghiorso & Sack (1995); SG, Sack & Ghiorso (1989); D, Dixon (1997).