Alkali, Non-disordered, Transitional, Elastic stiffness coefficient

• K-O-P-Ti
• O-P-Rb-Ti
• Cl-Cs-Cu
• Ba-Na-Nb-O
• Fe-Na-O-Si
• non-disordered
• alkali
• transitional
• nonmetal
• disordered
• orthorhombic
• cubic
• monoclinic
• trigonal
• hexagonal