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Table 1 Mineral compositions and entropies at 642 °C (used in this paper)

From: Diffusion-controlled growth and degree of disequilibrium of garnet porphyroblasts: is diffusion-controlled growth of porphyroblasts common?

Mineral Formula S (J/mole K)
Garnet (Grt) Fe2.7 Mg0.3Al2Si3O12 831
Biotite (Bt) KFe1.8 Mg1.2AlSi3O10(OH)2 913
Sillimanite (Sil) Al2SiO5 279
Quartz (Qtz) SiO2 106
K-feldspar (Kfs) KAlSi3O8 509
Cordierite (Crd) FeMgAl4Si5O18•(H2O)0.5 1192
Water (W) H2O 229
Reaction 4Bt + 10Sil + 15.5Qtz = Grt + 4Kfs + 4.5Crd + 1.75 W 542