AM_Fe7(AsO4)6
Formula: Fe7 As6 O24
Name: Fe7(AsO4)6
Unit cell: 6.5738 8.0973 9.619 104.843 107.936 101.842 , V=447.85
Space group: P-1 (2)

Weil M , Acta Crystallographica, Section E , 60 (2004) p.i139-i141, FeII3FeIII4(AsO4)6, the first arsenate adopting the Fe7(PO4)6 structure type