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.

List

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]

References

  1. ^ "Sulfoborite". www.mindat.org. Retrieved 2020-12-15.
  2. ^ "Heidornite". www.mindat.org. Retrieved 2020-12-15.
  3. ^ "Charlesite". www.mindat.org. Retrieved 2020-12-15.
  4. ^ "Vitimite". www.mindat.org. Retrieved 2020-12-14.
  5. ^ "Harkerite". www.mindat.org. Retrieved 2020-12-14.
  6. ^ "Tatarinovite". www.mindat.org. Retrieved 2020-12-15.
  7. ^ "Sturmanite". www.mindat.org. Retrieved 2020-12-15.
  8. ^ Li, Wei; Deng, Yan-Ling; Pan, Chun-Yang (2022-05-11). "Structural Characterization and ORR Activity of a Copper Complex Borate and an Unexpected [Ni(atta)(SO 4 ) 0.5 ] + Borate-Sulfate". Inorganic Chemistry. 61 (20): 7787–7793. doi:10.1021/acs.inorgchem.2c00187. ISSN 0020-1669. PMID 35543612. S2CID 248695560.
  9. ^ "Buryatite". www.mindat.org. Retrieved 2020-12-15.
  10. ^ a b Daub, Michael; Hillebrecht, Harald (September 2015). "Borosulfates Cs 2 B 2 S 3 O 13 , Rb 4 B 2 S 4 O 17 , and A 3 HB 4 S 2 O 14 ( A = Rb, Cs) - Crystalline Approximants for Vitreous B 2 O 3 ?: Borosulfates Cs 2 B 2 S 3 O 13 , Rb 4 B 2 S 4 O 17 , and A 3 HB 4 S 2 O 14 ( A = Rb, Cs)". European Journal of Inorganic Chemistry. 2015 (25): 4176–4181. doi:10.1002/ejic.201500603.
  11. ^ Cooper, Mark A.; Hawthorne, Frank C.; García-Veigas, Javier; Alcobé, Xavier; Helvaci, Cahit; Grew, Edward S.; Ball, Neil A. (September 2015). "Fontarnauite, (Na,K) 2 (Sr,Ca)(SO 4 )[B 5 O 8 (OH)](H 2 O) 2 , A New Sulfate-Borate Mineral From Doğanlar (Emet), Kütahya Province, Western Anatolia, Turkey". The Canadian Mineralogist. 53 (5): 803–820. Bibcode:2015CaMin..53..803C. doi:10.3749/canmin.1400088. ISSN 0008-4476.
  12. ^ a b c d e f g h i j k l m n o p Wang, Wen-Wen; Xu, Xiang; Kong, Jin-Tao; Mao, Jiang-Gao (2018-01-02). "RE (SO 4 )[B(OH) 4 ](H 2 O), RE (SO 4 )[B(OH) 4 ](H 2 O) 2 , and RE (SO 4 )[B(OH) 4 ](H 2 O)·H 2 O: Rare-Earth Borate-Sulfates Featuring Three Types of Layered Structures". Inorganic Chemistry. 57 (1): 163–174. doi:10.1021/acs.inorgchem.7b02317. ISSN 0020-1669. PMID 29240405.
  13. ^ a b Ruan, Ting-Ting; Wang, Wen-Wen; Hu, Chun-Li; Xu, Xiang; Mao, Jiang-Gao (April 2018). "Pb4(BO3)2(SO4) and Pb2[(BO2)(OH)](SO4): New lead(II) borate-sulfate mixed-anion compounds with two types of 3D network structures". Journal of Solid State Chemistry. 260: 39–45. Bibcode:2018JSSCh.260...39R. doi:10.1016/j.jssc.2018.01.013.
  14. ^ Xie, Huiyuan; Wang, Fu; Liao, Biru; Liao, Xiaomin; Chen, Jiayu; Yu, Yang; Hou, Seng; Fan, Xiaoyun (September 2021). "A novel double anion layered photocatalyst Pb4(BO3)2SO4 with enhanced photocatalytic performance for antibiotic degradation". Chemical Engineering Journal. 429: 132344. doi:10.1016/j.cej.2021.132344. ISSN 1385-8947. S2CID 239660006.
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