AM_Euchroite Formula: Cu2 As (O8 H7) Name: Euchroite Unit cell: 10.063 10.522 6.107 90.0 90.0 90.0 , V=646.63 Space group: P212121 (19)

Finney J J , Acta Crystallographica , 21 (1966) p.437-440, Refinement of the crystal structure of euchroite, Cu2(AsO4)(OH)*3H2O