AM_Witherite_7 Formula: Ba C O3 Name: Witherite Unit cell: 5.274 8.838 6.06 90.0 90.0 90.0 , V=282.47 Space group: PMCN (62)

Holl C M , Smyth J R , Laustsen H M S , Jacobsen S D , Downs R T , Physics and Chemistry of Minerals , 27 (2000) p.467-473, Compression of witherite to 8 GPa and the crystal structure of BaCO3 II, Sample: P = 3.94 GPa