Al-Fe-Mg-O, Chalcogen, Spinel, H11

• Al-Cr-Fe-Mg-O
• Al-Cr-Fe-Mg-Mn-Ni-O-Ti-V-Zn
• Al-Cr-Fe-Mg-Mn-Ni-O-Ti-V
• Al-Cr-Fe-Mg-O-Ti
• structural properties
• disordered
• chalcogen
• alkaline
• spinel
• cubic