AM_Yvonite Formula: Cu As (O6 H5) Name: Yvonite Unit cell: 7.632 11.168 6.02 89.32 86.55 74.43 , V=493.38 Space group: P-1 (2)

Sarp H , Cerny R , American Mineralogist , 83 (1998) p.383-389, Description and crystal structure of Yvonite, Cu(AsO3OH)2H2O