The phosphoferrite group includes:
garyansellite:
Mg2Fe3+(PO4)2(OH).2H2O
kryzhanovskite:
(Fe3+,Mn2+)3(PO4)2(OH,H2O)3
landesite:
Mn2+9Fe3+3(PO4)8(OH)3.9H2O
phosphoferrite:
Fe2+3(PO4)2.3H2O
reddingite:
Mn2+3(PO4)2.3H2O
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