AM_Vesignieite Formula: Cu3 Ba V2 O10 H2 Name: Vesignieite Unit cell: 10.27 5.911 7.711 90.0 116.42 90.0 , V=419.21 Space group: C12/M1 (12)

Zhesheng M , Ruilin H , Xiaoling Z , Acta Geologica Sinica , 4 (1991) p.145-151, Redetermination of the crystal structure of vesignieite, Locality: Chigou black shale system, Ankang county, Shaanxi Province, China, Note: y- and z-coordinates of Ba altered