Bandlist
Raman bandlist of synthetic beta-K2Ca(CO3)2 (Fairchildite)
Sub-Bandlist
Fundamental vibration modes
Sub-Bandlist
12C16O32- in β-K2Ca(CO3)2
Band
704.0 cm-1: ν4 of (CO3)2- in K2Ca(CO3)2 - phase beta
Band
719.0 cm-1: ν4 of (CO3)2- in K2Ca(CO3)2 - phase beta
Band
1063.0 cm-1: ν1L of (CO3)2- in K2Ca(CO3)2 - phase beta
Band
1077.0 cm-1: ν1H of (CO3)2- in K2Ca(CO3)2 - phase beta
Band
1400.0 cm-1: ν3 of (CO3)2- in K2Ca(CO3)2 - phase beta
Band
1455.0 cm-1: ν3 of (CO3)2- in K2Ca(CO3)2 - phase beta
Band
1525.0 cm-1: ν3 of (CO3)2- in K2Ca(CO3)2 - phase beta
Chemical function
- Name
- Carbonate anion
- Explicit name
- Carbonate(2-) anion
- Comments
- mineral anionic radical $(CO_3)^{2-}$
- Formula
- $(CO_3)^{2-}$
- Chemical formula
- (CO3)2-
- Structural formula
- [O-][C](=O)[O-]
- Charge
- -2
- Unpaired electrons
- 0
- Isotope mixture type
- terrestrial abundance