Fe4 (P O4)2 O

Fe₄O₉P₂

Bouchdoug, M.Courtois, A.Gerardin, R.Steinmetz, J.Gleitzer, C.

Journal of Solid State Chemistry (1982) 42, 149-157

a=6.564Å   b=11.271Å   c=9.383Å

α=90°   β=103.95°   γ=90°