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A. W. Jasinski. Activity Diagrams for the MgO-Na2O-K2O-SiO2-AI2O3-H2O-HCI System in the Temperature Range 298 to 623 K and L Bar Pressure: Application to the 1900 Ma Phlogopite-Mg-Chlorite-Sericite Schists of W. Bergslagen, Sweden. njg 1988, 379-395.