AM_As8S862 Formula: As2 S2.155 Name: As8S8.62 Unit cell: 9.862 9.438 9.078 90.0 101.25 90.0 , V=828.72 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: ALA16-1800, light exposure for t = 1800 minutes, Note: beta-As4S4 - alacranite series