Band 79.0 cm^-1: ν_T (A) of (CO₃)^2- & Ca²⁺ & Ba²⁺ and ν_LT (A) of (CO₃)^2- & Ca²⁺ and ν_L (B) of (CO₃)^2- in Alstonite Band 102.5 cm^-1: ν_LT (B) of (CO₃)^2- & Ca²⁺ in Alstonite Band 128.5 cm^-1: ν_T (A) of (CO₃)^2- & Ca²⁺ & Ba²⁺ and ν_LT (A) of (CO₃)^2- & Ca²⁺ in Alstonite Band 144.0 cm^-1: ν_LT (A) of (CO₃)^2- & Ca²⁺ & Ba²⁺ and ν_LT (B) of (CO₃)^2- & Ca²⁺ in Alstonite Band 150.0 cm^-1: ν_L (A) of (CO₃)^2- and ν_LT (B) of (CO₃)^2- & Ca²⁺ in Alstonite Band 171.5 cm^-1: ν_T (A) of (CO₃)^2- & Ca²⁺ and ν_L (B) of (CO₃)^2- in Alstonite Band 196.0 cm^-1: ν_LT (A) of (CO₃)^2- & Ca²⁺ & Ba²⁺ and ν_LT (B) of (CO₃)^2- & Ca²⁺ in Alstonite Band 211.5 cm^-1: ν_L (A) of (CO₃)^2- in Alstonite Band 249.0 cm^-1: ν_LT (A) of (CO₃)^2- & Ca²⁺ in Alstonite Band 282.0 cm^-1: ν_LT (B) of (CO₃)^2- & Ca²⁺ and ν_LT (A) of (CO₃)^2- & Ca²⁺ and ν_LT (B) of (CO₃)^2- & Ca²⁺ in Alstonite Band 314.0 cm^-1: ν_LT (A) of (CO₃)^2- & Ca²⁺ in Alstonite