Ca C O Fe N empty_site 1500.0 empty_site:1.0 3e-09 CaCO3(S) air CaO(S) Fe3O4(S) FeO(S) Fe(S) 298.15 0.0 0.0 0.0 CaCO3(S) [=] CaO(S) + CO2 1.0E-5 0.0 20.000000 CaCO3(S):1.0 CaO(S):1.0 CO2:1.0