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Hoelzel Classification

8 PHOSPHATES ARSENATES VANADATES

8.D Phosphates (+Anions +Water)

8.DI C large, V=1(2) - C small-medium, V=2,3,4

8.DI.1 C small-medium, V=2 and 3,4 Paulkerrite-Group
Sinkankasite H2MnAl(PO4)2(OH)·6H2O triklin P1 1 8.DI.100
Mantienneite (H2O,K)2(Mg,Fe2+)2(Al,Fe3+)2Ti(PO4)4(O,F)2·14 H2O orthorhombisch Pbca mmm 8.DI.130
Paulkerrite (H2O,K)2(Mg,Mn2+)2(Fe3+,Al)2Ti(PO4)4(O,F)2·14H2O orthorhombisch Pbca mmm 8.DI.140
Benyacarite KTiMn2+2Fe3+2(PO4)4OF·15H2O orthorhombisch Pbca mmm 8.DI.160
Phosphofibrite (H2O,K)3.5Fe3+8(PO4)6(OH)7·5H2O monoklin C2/c 2/m 8.DI.180
Meurigite-K KFe73+[(OH)7|(PO4)5]·8H2O monoklin C2, Cm, C2/m 2, m, 2/m 8.DI.190
Meurigite-Na [Na(H2O)2.5][Fe3+8(PO4)6(OH)7(H2O)4] monoklin C2/c 2/m 8.DI.192

8.DI.2 C small-medium, V=3 - XO4/OH<1 PharmacosideriteWardit-Group
Natropharmacosiderite Na2Fe3+4(AsO4)3(OH)5·7H2O kubisch P43m 43m 8.DI.200
Pharmacoalumite KAl4(AsO4)3(OH)4·6.5H2O kubisch P43m 43m 8.DI.210
Natropharmacoalumite NaAl4(AsO4)3(OH)4·4H2O kubisch P43m 43m 8.DI.212
Pharmacosiderite KFe3+4(AsO4)3(OH)4·6-7H2O kubisch P43m 43m 8.DI.215
Hydroniumpharmacosiderite (H3O)Fe4(AsO4)3(OH)4·4H2O kubisch P43m 43m 8.DI.217
Bariopharmacoalumite Ba0.5Al4[(AsO4)3(OH)4]·4H2O kubisch P43m 43m 8.DI.217
Bariopharmacosiderite (Ba,Ca)0.5-1Fe3+4[(OH)4-5|(AsO4)3]·5-7H2O tetragonal P42m 42m 8.DI.220
Wardite NaAl3(PO4)2(OH)4·2H2O tetragonal P41212, P43212 422, 422 8.DI.250
Fluorowardite NaAl3(PO4)2F2(OH)2(H2O)2 tetragonal P41212 422 8.DI.251
Cyrilovite NaFe33+(PO4)2(OH)4·2H2O tetragonal P41212 422 8.DI.255
Millisite (Na,K)CaAl6(PO4)4(OH)9·3H2O tetragonal 8.DI.260
Kidwellite NaFe3+9+x(PO4)6(OH)11·3H2O {x≈0.33} monoklin P2/c 2/m 8.DI.280

8.DI.3 C small-medium, V=3 - XO4/OH=2 Leucophosphit-Group
Minyulite KAl2(PO4)2F⋅4H2O orthorhombisch Pba2 mm2 8.DI.300
Leucophosphite KFe23+(PO4)2(OH)·2H2O monoklin P21/n 2/m 8.DI.320
Spheniscidite (NH4,K)(Fe3+,Al)2[OH|(PO4)2]·2H2O monoklin P21/n 2/m 8.DI.330
Tinsleyite KAl2(PO4)2(OH)·2H2O monoklin P21/n 2/m 8.DI.350
Wycheproofite NaAlZr(PO4)2(OH)2·H2O triklin P1 1 8.DI.370

8.DI.4 With other Anions
Olmsteadite KFe22+(Nb,Ta)(PO4)2O2·2H2O orthorhombisch Pb21m mm2 8.DI.400
Johnwalkite K(Mn2+,Fe3+,Fe2+)2(Nb,Ta)(PO4)2O2(H2O,OH)2 orthorhombisch Pb21m mm2 8.DI.410
Voggite Na2Zr(PO4)(CO3)(OH)·2H2O monoklin I2/m 2/m 8.DI.430
Parwanite (Na,K)(Mg,Ca)4Al8(PO4)8(CO3)(OH)7·30H2O monoklin 8.DI.440
Peisleyite Na3Al16(SO4)2(PO4)10(OH)17·20H2O monoklin 8.DI.450
Ianbruceite [Zn2(OH)(H2O)(AsO4)](H2O)2 monoklin P21/c 2/m 8.DI.460



Mineralsystematik-Übersicht