Hexagonal, La-Mg-Ni, Mg-x polyhedra, Structural properties

• H-La-Mg-Ni
• Co-La-Mg-Mn-Ni
• Co-La-Mg-Ni
• Al-Co-La-Mg-Mn-Nd-Ni
• transitional
• rare earth
• alkaline
• lanthanoid
• disordered