Calcium Hydroxide Chlorides: The Ternary System Ca(OH)2-CaCl2-H2O at 25, 40, and 60 °C, Phase Stoichiometry and Crystal Structure: Calcium Hydroxide Chlorides: The Ternary System Ca(OH)2-CaCl2-H2O at 25, 40, and 60 °C, Phase Stoichiometry and Crystal Structure