AM_Beusite Formula: P2 (Mn1.5 Fe1.5) O8 Name: Beusite Unit cell: 8.757 11.381 6.136 90.0 99.09 90.0 , V=603.85 Space group: P121/C1 (14)

Steele I M , Olsen E , Pluth J J , Davis A M , American Mineralogist , 76 (1991) p.1985-1989, Occurrence and crystal structure of Ca-free beusite in the El Sampal IIIA iron, meteorite