C-Ca-O, C-x polyhedra, Structural properties, Tetragonal

• Al-C-Ca-Cl-Fe-K-Na-O-S-Si
• Al-C-Ca-Cl-K-Na-O-S-Si
• C-Ca-H-O
• Ba-C-Ca-Cu-O
• Al-C-Ca-Cl-K-Na-O-S-Si-Sr
• chalcogen
• alkaline
• disordered
• carbonate