Borate sulfate

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]
	Na2PbB6O10SO4		orthorhombic	Pnma	a=12.9566 b=9.9289 c=7.8800 Z=4	1013.7	3.762		[15]
	Ca2.58Pb0.42B6O11SO4		monoclinic	P121/c1	a=6.4716 b=17.2900 c=9.1455 β=90.411° Z=4	1023.30	3.423		[15]

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. 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. 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. 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.
15. Pei, Huan; Li, Zijian; Liu, Shaohuan; Hou, Xueling; Zhang, Fangfang (2025). "Na2PbB6O10SO4 and Ca2.58Pb0.42B6O11SO4: First Borate-Sulfates Featuring 3D Porous Borate Anionic Frameworks" . Inorganic Chemistry Frontiers. doi:10.1039/D5QI00394F. ISSN   2052-1553.