Dokl. Akad. Nauk SSSR, 1982 Volume 265, Number 1,Pages 83–88(Mi dan45425)
CRYSTALLOGRAPHY
Crystal structure of a new $\mathrm{Na},\mathrm{Fe}^{3+}$-orthophosphate,
$(\mathrm{Fe}_{0{,}5}\square_{0{,}5})(\mathrm{H}_{1{,}5}\square_{0{,}5})\mathrm{Na}_5[\mathrm{PO}_4]_2\mathrm{Fe}_2
=\mathrm{Fe}_{0{,}5}^{3+}\mathrm{Na}_5[\mathrm{PO}_4]_2\mathrm{Fe}_{0{,}5}\cdot1{,}5\mathrm{HF}$