AM_As8S876 Formula: As2 S2.19 Name: As8S8.76 Unit cell: 9.885 9.446 9.118 90.0 101.32 90.0 , V=834.82 Space group: C12/C1 (15)

Bonazzi P , Bindi L , Pratesi G , Menchetti S , American Mineralogist , 91 (2006) p.1323-1330, Light-induced changes in molecular arsenic sulfides: State of the art and, new evidence by single-crystal X-ray diffraction, Sample: ALA15-600, light exposure for t = 600 minutes, Note: beta-As4S4 - alacranite series