Birefringent, Nonmetal, Transitional, Refractive index

• Cl-Rb-Zn
• Ba-Na-Nb-O
• Cl-Cs-Hg
• Gd-Mo-O
• Ni-O
• birefringence
• values of refractive index
• extraordinary refractive index
• ordinary refractive index
• birefringent
• transitional
• nonmetal
• non-disordered
• alkali
• orthorhombic
• tetragonal
• monoclinic
• trigonal
• triclinic