Cr-Cu, Quaternary, Transitional, Structural properties

• Cr-Cu-Mg-O
• Cr-Cu-Fe-O
• Cr-Cu-Ni-O
• Cr-Cu-Fe-S
• Cr-Cu-La-O
• quaternary
• transitional
• chalcogen
• disordered
• cubic
• tetragonal
• trigonal
• orthorhombic
• monoclinic