AM_Realgar_7 Formula: As S Name: Realgar Unit cell: 9.3389 13.5871 6.5981 90.0 106.5 90.0 , V=802.75 Space group: P121/N1 (14)

Kyono A , American Mineralogist , 94 (2009) p.451-460, Molecular conformation and anion configuration variations for As4S4 and As4Se4, in an anion-substituted solid solution, Locality: synthetic, Note: S1Se0-4