AM_Realgar_13 Formula: As (S.607 Se.392) Name: Realgar Unit cell: 9.4461 13.6429 6.6526 90.0 106.55 90.0 , V=821.82 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: S1Se1-6