AM_Devilline
Formula: Ca Cu4 S2 O17 H12
Name: Devilline
Unit cell: 20.87 6.135 22.191 90.0 102.73 90.0 , V=2771.44
Space group: P121/C1 (14)

Sabelli C , Zanazzi P F , Acta Crystallographica, Section B , 28 (1972) p.1182-1189, The crystal structure of devillite, Locality: Herrengrund, Hungary, Note: z-coordinate of Cu7 altered to match reported bond lengths