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Mixed anion compound containing separate borate and sulfate anions From Wikipedia, the free encyclopedia
Borate sulfates are mixed anion compounds containing separate borate and sulfate anions. They are distinct from the borosulfates where the borate is linked to a sulfate via a common oxygen atom.
chem | mw | crystal system | space group | unit cell Å | volume | density | comment | references | |
---|---|---|---|---|---|---|---|---|---|
sulfoborite | Mg3(OH)[B(OH)4]2(SO4)F | orthorhombic | Pnma | a=10.132 b=12.537 c=7.775 | 987.6 | Biaxial (-) nα = 1.527 nβ = 1.536 nγ = 1.551
2V 79° Max birefringence δ = 0.024 |
[1] | ||
Heidornite | Na2Ca3B5O8(OH)2(SO4)2Cl | monoclinic | C2/c | a = 10.19, b = 7.76, c = 18.81
β = 93.33° Z=4 |
1,485 | 2.753 | Biaxial (+) nα = 1.579 nβ = 1.588 nγ = 1.604
2V 63° to 77° Max birefringence δ = 0.025 |
[2] | |
Charlesite | Ca6Al(SO4)2B(OH)4(O,OH)12•26H2O | trigonal | P31c | a = 11.161, c = 21.212 | 2,288 | 1.77 | Uniaxial (-) nω = 1.492(3) nε = 1.475(3)
Max birefringence δ = 0.017 |
[3] | |
Vitimite | Ca6B14O19(SO4)(OH)14•5H2O | monoclinic | P2/m | a = 14.10, b = 19.53, c = 14.05 β = 120.39°=4 | 3,337 | Biaxial (-) nα = 1.532(3) nβ = 1.537(1) nγ = 1.540(1)
Max birefringence δ = 0.008 |
[4] | ||
Harkerite | Ca12Mg4Al(BO3)3(SiO4)4(CO3)5 · H2O | trigonal | R3m | a = 18.131 Å α = 33.46° | 1,614 | Uniaxial nα = 1.649 - 1.653 nβ = 1.649 - 1.653 | [5] | ||
Tatarinovite | Ca3Al(SO4)[B(OH)4](OH)6 · 12H2O | Hexagonal | P63 | a = 11.1110, c = 10.6294 | 1,136 | 1.79 | colourless
Uniaxial (+) nω = 1.475 nε = 1.496 Max birefringence δ = 0.021 |
[6] | |
Sturmanite | Ca6Fe3+2(SO4)2.5[B(OH)4](OH)12•25H2O | trigonal | P31c | a = 11.16, c = 21.79 Z=2 | 2,350 | yellow
Uniaxial (+/-) nω = 1.499 - 1.500 nε = 1.497 - 1.505 Max birefringence δ = 0.002 |
[7] | ||
[Ni(atta)(SO4)0.5]·[B5O6(OH)4] | 514.13 | monoclinic | P21/c | a=9.0512 b=15.2776 c =15.0142, β=90.325° Z=4 | 2076.14 | 1.645 | [8] | ||
Buryatite | Ca3(Si,Fe,Al)(SO4)[B(OH)4]O(OH)5 · 12H2O | trigonal | P31c | a = 11.14, c = 20.99 Z=4 | 2,256 | 1.89 | Uniaxial (-) nω = 1.523(3) nε = 1.532(3)
Max birefringence δ = 0.009 |
[9] | |
Rb3H(SO4)2(B2O3)2 | hexagonal | P63/m | a = 6.502, c = 19.02 Z=2 | 2.803 | [10] | ||||
Fontarnauite | Na2Sr(SO4)B5O8(OH)•2H2O | monoclinic | P21/c | a=6.458 b=22.299 c=8.571 β=103.05 Z=4 | 1,203 | [11] | |||
Y(SO4)[B(OH)4](H2O)·H2O | triclinic | P1 | a=5.9679 b=6.8559 c=10.1698 α=79.608 β=76.673 γ=89.220 Z=2 | 398.02 | 2.502 | [12] | |||
Cs3H(SO4)2(B2O3)2 | hexagonal | P63/m | a = 6.5648, c = 19.5669 Z = 2 | 3.322 | [10] | ||||
La(SO4)[B(OH)4](H2O) | 331.83 | triclinic | P1 | a=6.2808 b=6.8321 c=8.6830 α=82.475 β=76.758 γ=87.300 Z=2 | 359.51 | 3.065 | [12] | ||
Pr(SO4)[B(OH)4](H2O)2 | 351.84 | monoclinic | P21/m | a=6.2359 b=9.5542 c=6.8236 β=93.852 Z=2 | 405.64 | 2.881 | [12] | ||
Nd(SO4)[B(OH)4](H2O)2 | 355.17 | monoclinic | P21/m | a=6.2119 b=9.5328 c=6.7923 β=93.755 Z=2 | 401.35 | 2.939 | [12] | ||
Sm(SO4)[B(OH)4](H2O) | 343.27 | triclinic | P1 | a=6.1467 b=6.7280 c=8.6068 α=81.769 β=76.653 γ=87.259 Z=2 | 342.71 | 3.326 | [12] | ||
Sm(SO4)[B(OH)4](H2O)2 | 361.30 | monoclinic | P21/m | a=6.1601 b=9.5416 c=6.7589 β=93.816 Z=2 | 396.39 | 3.027 | [12] | ||
Eu(SO4)[B(OH)4](H2O) | 344.88 | triclinic | P1 | a=6.1205 b=6.7090 c=8.5844 α=81.713 β=76.680 γ=87.294 Z=2 | 339.40 | 3.375 | [12] | ||
Eu(SO4)[B(OH)4](H2O)2 | 362.89 | monoclinic | P21/m | a=6.1322 b=9.5139 c=6.7343 β=93.683 Z=2 | 392.08 | 3.074 | [12] | ||
Gd(SO4)[B(OH)4](H2O)2 | 368.19 | monoclinic | P21/m | a=6.1148 b=9.5078 c=6.7164 β=93.611 Z=2 | 389.70 | 3.138 | [12] | ||
Tb(SO4)[B(OH)4](H2O)·H2O | 369.87 | triclinic | P1 | a=6.0139 b=6.8972 c=10.1753 α=79.616 β=76.590 γ=89.106 Z=2 | 403.42 | 3.045 | [12] | ||
Dy(SO4)[B(OH)4](H2O)·H2O | 373.43 | triclinic | P1 | a=5.9880 b=6.8728 c=10.1638 α=79.652 β=76.597 γ=89.153 Z=2 | 400.12 | 3.100 | [12] | ||
Ho(SO4)[B(OH)4](H2O)·H2O | 375.86 | triclinic | P1 | a=5.9701 b=6.8570 c=10.1580 α=79.588 β=76.636 γ=89.193 Z=2 | 397.75 | 3.138 | [12] | ||
Er(SO4)[B(OH)4](H2O)·H2O | 378.19 | triclinic | P1 | a=5.9529 b=6.8401 c=10.1553 α=79.598 β=76.642 γ=89.198 Z=2 | 395.54 | 3.175 | [12] | ||
Tm(SO4)[B(OH)4](H2O)·H2O | 379.86 | triclinic | P1 | a=5.9289 b=6.8232 c=10.1422 α=79.531 β=76.663 γ=89.263 Z=2 | 392.40 | 3.215 | [12] | ||
Yb(SO4)[B(OH)4](H2O)·H2O | 383.97 | triclinic | P1 | a=5.9150 b=6.8090 c=10.1454 α=79.541 β=76.669 γ=89.243 Z=2 | 390.82 | 3.263 | [12] | ||
Lu(SO4)[B(OH)4](H2O)·H2O | 385.91 | triclinic | P1 | a=5.8992 b=6.7954 c=10.1322 α=79.551 β=76.691 γ=89.266 Z=2 | 388.53 | 3.299 | [12] | ||
Pb2[(BO2)(OH)](SO4) | 570.26 | monoclinic | P21/m | a=6.982 b=5.3917 c=8.167 β=98.643° | 303.9 | 6.231 | decompose 335 °C; band gap 4.08 | [13] | |
Pb4(BO3)2(SO4) | 1042.44 | monoclinic | P21/c | a=6.9363 b=15.8784 c=9.6053 β=110.770° Z=4 | 989.15 | 7.000 | melt 689 °C; band gap 4.03 eV | [13][14] | |
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