Ba-C-Mg-O, Chalcogen, Mg-x polyhedra, Trigonal

• Ba-C-Ca-Mg-O
• Ba-C-Mg-Mn-O
• Ba-C-Mg-N-O
• structural properties
• thermal and thermodynamic properties
• mechanical properties
• elastic moduli
• electronic and electrical properties
• chalcogen
• alkaline
• carbonate
• norsethite