As-Ca-F-Fe, As-x polyhedra, Transitional

• As-Ca-Co-F-Fe
• As-Ca-F-Fe-K
• As-Ca-F-Fe-Na
• Al-As-Ca-Ce-F-Fe-Mn-Na-O-Ti
• electronic and electrical properties
• thermal and thermodynamic properties
• conductivity or resistivity
• magnetic properties
• phase transitions
• pnictogen
• alkaline
• metalloid
• halogen
• transitional
• tetragonal
• orthorhombic
• monoclinic
• trigonal
• cubic