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° Z=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 α=33.46°	1,614		Uniaxial nα=1.651±2, nβ=1.651±2	[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=1.501±4 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(OH4)]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(OH4)](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 (635 °F); band gap 4.08 eV	[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 (1,272 °F); 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)(SO₄)_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 Cs₂B₂S₃O₁₃, Rb₄B₂S₄O₁₇, and A₃HB₄S₂O₁₄ (A = Rb, Cs) - Crystalline Approximants for Vitreous B₂O₃". 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)(SO₄)[B₅O₈(OH)](H ₂O)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(SO₄)[B(OH)₄](H₂O), RE(SO₄)[B(OH)₄](H₂O)₂, and RE(SO₄)[B(OH)₄](H₂O)·H₂O: 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.