AM_Witherite_20
Formula: Ba C O3
Name: Witherite
Unit cell: 5.3336 8.9354 6.6877 90.0 90.0 90.0 , V=318.72
Space group: PMCN (62)

Antao S M , Hassan I , Physics and Chemistry of Minerals , 34 (2007) p.573-580, BaCO3: high-temperature crystal structures and the Pmcn --> R3m phase, transition at 811 C, Locality: synthetic, Sample: T = 691 C