The phosphate sulfates are mixed anion compounds containing both phosphate and sulfate ions. Related compounds include the arsenate sulfates, phosphate selenates, and arsenate selenates.

Some hydrogen phosphate sulfates are superprotonic conductors.

Natural chemmwcrystal system space groupunit cellvolumedensitycommentreferencesSanjuaniteAl2(PO4)(SO4)(OH)·9H2OHotsoniteAl11(SO4)3(PO4)2(OH)21 · 16H2Otriclinica=11.23, b=11.66 c=10.55 α=112° 32′, β=107° 32′ γ=64° 27′refract: α = 1.519 γ = 1.521ArangasiteAl2F(PO4)(SO4)·9H2Omonoclinic P2/aa = 7.073, b = 9.634, c = 10.827, β = 100.40°, Z = 2725.7peisleyiteNa3Al16(SO4)2(PO4)10(OH)17 · 20H2Omonoclinica 13.31, b 12.62, c 23.15, β 110.0°, Z = 2discreditedpeisleyiteNa2Al9[(P,S)O4]8(OH)6·28H2OtriclinicPa = 9.28, b = 11.98, c = 13.25, α = 91.3, β = 75.6, γ = 67.67°, Z = 41308WoodhouseiteCaAl3(PO4)(SO4)(OH)6trigonalRma = 6.993, c = 16.386693.953.0Uniaxial (+) nω = 1.636 nε = 1.647 Birefringence: δ = 0.011ArdéaliteCa2H(PO4)(SO4)•4H2Omonoclinica = 5.721, b = 30.95, c = 6.265, β= 117.26° Z = 4986.112.32Destinezite DiadochiteFe2(PO4)(SO4)(OH)•6H2OtriclinicPa = 9.570, b = 9.716, c = 7.313, α = 98.74°, β = 107.90°, γ = 63.86° Z = 2bohuslaviteFeIII4(PO4)3(SO4)(OH)(H2O)10·nH2O (5 ≤ n ≤ 14)triclinicPa = 13.376 b = 13.338 c = 10.863 α = 92.80, β = 91.03, γ = 119.92°, Z = 21675.7pinkBorickyite(Ca,Mg)(Fe3+,Al)4(PO4,SO4,CO3)(OH)8·3–7.5H2OCamaronesite[Fe3+(H2O)2(PO3OH)]2(SO4)·1–2H2OtrigonalR32a = 9.0833, c = 42.944, Z = 93068.5Fe3+4(PO4)3(SO4)(OH)·18H2OtriclinicPa=13.376, b 13.338, c 10.863, α 92.80, β 91.03, γ 119.92°1675.7 vanderheydeniteZn6(PO4)2(SO4)(OH)4·7H2OmonoclinicP21/na = 6.204 b = 19.619, c = 7.782, β = 90.67°947.1biaxial (–) α = 1.565, β = 1.580 γ = 1.582. 2V = 39.8°SvanbergiteSrAl3(PO4)(SO4)(OH)6trigonalRma = 6.97, c = 16.59 Z=3697.983.2Uniaxial (+) nω = 1.631 - 1.635 nε = 1.646 - 1.649 Birefringence: δ = 0.015BirchiteCd2Cu2(PO4)2(SO4) ·5H2Oa = 10.489 b = 20.901 c = 6.155 Z=41349.63.647biaxial positive, nα = 1.624, nβ = 1.636, nγ = 1.669, 2Vcalc = +63°.CorkitePbFe3(OH)6SO4PO4trigonalRma = 7.32, c = 17.02 Z=3781.24.295Uniaxial (-) nω = 1.930 nε = 1.930 n = 1.93 - 1.96 Birefringence 0.03BaAl3(PO4)(SO4)(OH)6trigonalRma = , c = Z=3hinsdalite(Pb,Sr)Al3(PO4)(SO4)(OH)6TsumebitePb2Cu(PO4,SO4)(OH)DelvauxiteCaFe43+(PO4,SO4)2(OH)8·4–6H2ORossiantoniteAl3(PO4)(SO4)2(OH)2(H2O)10·4H2OtriclinicPa = 10.3410, b = 10.9600, c = 11.1446, α = 86.985, β = 65.727, γ = 75.064°, Z = 21110.5Schlossmacherite(H3O,Ca)Al3(AsO4,PO4,SO4)2(OH)6ArthuriteCu(Fe3+)2(AsO4,PO4,SO4)2(O,OH)2·4(H2O)cobaltarthuritePhosphoinneliteBa4Na3Ti3Si4O14(PO4,SO4)2(O,F)3triclinicP?a = 5.38, b = 7.10, c = 14.76; α = 99.00°, β = 94.94°, γ = 90.14° Z = 15553.82biaxial (+), α = 1.730, β = 1.745, and γ = 1.764, 2V 90°Francolite(Ca, Mg, Sr, Na)10(PO4, SO4, CO3)6F2–3Al4(UO2)2(PO4)4(SO4)(OH)2 · 18H2OAl4(UO2)2(PO4)4(SO4)(OH)2 · 20H2OCoconinoiteFe2Al2(UO2)2(PO4)4(SO4)(OH)2 · 20H2OmonoclinicC2/ca =12.45, b = 12.96, c = 17.22, β = 105.7° xiangjiangiteFe2Al2(UO2)2(PO4)4(SO4)(OH)2 · 22H2Otetragonala = 7.17 Å, b = 7.17 Å, c = 22.22 Å Z=11,142Biaxial (-) nα = 1.558 nβ = 1.576 nγ = 1.593 2V: 87°

Artificial chemmwcrystal system space groupunit cell Åvolumedensitycommentreferences[H4N+]2·HSO4−·H2PO4−NH4(HSO4)0.45(H2PO4)0.55orthorhombic18-crown·[NH4][H2PO4]0.5[HSO4]0.5·H2OorthrhombicF2dda=8.710 b= 28.868 c=31.206 Z=1678461.346dehydrate at 70°[(C2H5)4N+]2·HSO4−·H2PO4−MonoclinicC2/ca = 28.0787 b = 11.8671 c = 14.1533 β = 100.739° Z=84633.461.303colourless; decompose at 353K(NH2CH2COOH)3(H2SO4)0.7(H3PO4)0.3monocliniccalled TGSP; colourless; ferroelectric, curie point 51 °C; pyroelectricNa(HSO4)(H3PO4)monoclinicP 21a = 5.449, b = 6.832, c = 8.718, β = 95.88°, Z = 2 322.8K2(HSO4)(H2PO4)monoclinicP 21/ca = 11.150, b = 7.371, c = 9.436, β = 92.29°, Z = 4 774.9K4(HSO4)3(H2PO4)triclinicP 1a = 7.217, b = 7.521, c = 7.574, α = 71.52°, β = 88.28°, γ = 86.20°, Z = 1 389.1K4(PO2F2)2(S2O7)534.46monoclinicC2/ca = 13.00, b = 7.543, c = 19.01, β = 130.07°, Z = 41426.52.489colourless; pyrosulfate + difluorophosphateK3[O3SOPO2OSO3]H1−xTi2(PO4)3−x(SO4)x (x=0.5–1)Na2MgTi(SO4)(PO4)2trigonalRca=8.4796 c=21.8091 Z=61358.12.818K2MgTi(SO4)(PO4)2cubicP213a=9.8743 Z=4962.842.872Ca10-xNax(PO4)6-x(SO4)xF2monoclinicNaFe2(PO4)(SO4)2hexagonalRca=8.4243 c=21.973NaFe1.4V0.6(PO4)(SO4)2[Ni(C14H10N4)3]4(PO4)2(SO4) (C14H10N4=2,2'-bi-1H-benzimidazole)3331.96cubicI3da = 24.964 Z=4155581.423greenRb2(HSO4)(H2PO4) monoclinicP21/na=7.448, b=7.552, c=7.632, β=100.47°, Z=2422.1Rb2(HSO4)(H2PO4)monoclinicP21/ca=11.555, b=7.536, c=9.593, β=91.56, Z=4853.0at 160KRb4(HSO4)3(H2PO4)orthorhombicP21212a=7.612, b=14.795, c=7.446, Z=2838.618-crown·Rb[H2PO4]0.5[HSO4]0.5·3H2OmonoclinicC2/ca=19.802 b=8.447 c=25.777 β=101.00° Z=842321.572dehydrate at 70°Rb2MgTi(SO4)(PO4)2Sr4(PO4)2SO4NaZrMg(PO4)(SO4)2hexagonalRcNaZrCo(PO4)(SO4)2hexagonalRcNaZrNi(PO4)(SO4)2hexagonalRcNaZrCu(PO4)(SO4)2hexagonalRcNaZrZn(PO4)(SO4)2hexagonalRcNaZrAl(PO4)2(SO4)hexagonalRcNaZrFe(PO4)2(SO4)hexagonalRcH3OSb2(SO4)2(PO4)triclinicPa=5.134 b=7.908 c=12.855, α=81.401° β=87.253° γ=86.49°KSb2(SO4)2(PO4)triclinicPa=5.1453 =7.9149 c=12.6146, α=82.054° β=87.715° γ=86.655°RbSb2(SO4)2(PO4)triclinicPa=5.1531 b=7.957 c=12.845, α=81.801° β=87.676° γ=86.703°Cs2(HSO4)(H2PO4)cubicao=4.926>105 °C but can be supercooledCs2(HSO4)(H2PO4)monoclinicP21/na = 7.856 b = 7.732 c = 7.827, β= 99.92° Z=2468.33.261can substitute 2.3% ammonium; proton conductivity at 110 °C is 3×10−3 Ω−1cm−1Cs3(HSO4)2(H2PO4)monoclinicC2/ca=19.824 b=7.859 c=19.047 β=100.20° Z=41387.23.302stable against water solution 298-313K; phase transition at 411KCs4(HSO4)3(H2PO4)monoclinicC2/ca=19.945 b=7.8565 c=8.9949 β=100.119° Z=31387.53.301colourlessCs5(HSO4)2(H2PO4)3cubicI3da=14.5668over 381K goes to tetragonal a=4.965 c=5.016Cs6H(HSO4)3(H2PO4)4cubicI3da=14.47583033.383.236colourlessCs5(HSO4)3(H2PO4)2monoclinicC2/ca=34.07 Å,b=7.661,c=9.158,β=90.44°23903.19818-crown·Cs[H2PO4]0.5[HSO4]0.5·3H2OmonoclinicC2/ca=19.840 b=8.460 c=26.19 β=101.14 Z=843131.689dehydrate at 70°CsNH4(HSO4)(H2PO4)Cs3NH4(HSO4)3(H2PO4)Cs2MgTi(SO4)(PO4)2Ba4(PO4)2SO4NaBa6Zr(PO4)5SO4cubicI3da = 10.5449 Z=41172.54eulytite mineral structureBa2Sr2(PO4)2SO4Ba3Sr(PO4)2SO4Ce2O(HPO4)2(SO4). 4H2OCeIVCe2O(HPO4)2.4(SO4)0.6. 2H2OCeIII[enH2]0.5[CeIII(PO4)(HSO4)(OH2)]monoclinicP21/aa=12.999 b=7.150 c=9.212 β=95.33 cream colourKSr2Eu(PO4)2SO4RbSr2Eu(PO4)2SO4CsSr2Eu(PO4)2SO4[enH2]0.5[Ho(HPO4)(SO4)(H2O)]monoclinicP21/aa = 12.938 b = 6.834 c = 9.100 β = 88.12°Pb2Mg2(PO4)2SO4MgPb3(PO4)2(SO4)cubicI3da = 10.299 Z=41092.45.67CaPb3(PO4)2(SO4)cubicI3da = 10.296 Z=41091.55.77MnPb3(PO4)2(SO4)cubicI3da = 10.258 Z=41079.45.92CoPb3(PO4)2(SO4)cubicI3da = 10.356 Z=41110.65.78NiPb3(PO4)2(SO4)cubicI3da = 10.434 Z=41135.95.65CuPb3(PO4)2(SO4)cubicI3da = 10.422 Z=41132.05.70ZnPb3(PO4)2(SO4)cubicI3da = 10.449 Z=41140.85.67CdPb3(PO4)2(SO4)cubicI3da = 10.315 Z=41097.56.17SrPb3(PO4)2(SO4)cubicI3da = 10.369 Z=41114.85.93Th2(PO4)2SO4·2 H2Odecompose 450 °C

Organic derivatives A catenated sulfophosphate has the sulfur and phosphorus joined by an oxygen atom. In biochemistry, metabolism of sulfate may use such a group, for example with adenosine-5'-phosphosulfate.

References