. . . . . . . "Arsenious sulfide" . "Arsenic trisulfide" . . . "Orpiment" . . . . . "Arsenic trisulfide Orpiment" . "Arsenic trisulfide" . . "Arsenic trisulfide" . . . . . . "As₂S₃" . . . "Arsenic Trisulfide" . "arsenic trisulphide" . "As-S" . "Sulphuret of arsenic" . "orpiment (arsenic sulfide)" . "arsenic trisulfide" . . . . "arsenic sulfide" . "arsenic disulfide" . "arsenic" . . . "Arsenic(III) sulfide" . .