AM_Arsenopyrite_1 Formula: (Fe.87 Co.13) (As.91 S1.09) Name: Arsenopyrite Unit cell: 6.5456 9.451 5.6492 90.0 90.0 89.84 , V=349.47 Space group: C1121/D (1)

Fuess H , Kratz T , Topel-Schadt J , Miehe G , Zeitschrift fur Kristallographie , 179 (1987) p.335-346, Crystal structure refinement and electron microscopy of arsenopyrite, Locality: Hakansboda, Sweden