Cu2+6Y(AsO4)3(OH)6·3H2O
hexagonal
8.DL.15
Ca2Fe33+(AsO4)3O2·3 H2O
monoklin
8.DH.30
Cu5(AsO4)2(OH)4
triklin
8.BD.05
FeO(OH)·nH2O
amorph
KFe3+4(AsO4)3(OH)4·6-7H2O
kubisch
8.DK.10