Dataset for Reconciling spectroscopy and solubility constraints on niobium speciation in hydrothermal fluids.

Reconciling spectroscopy and solubility constraints on niobium speciation in hydrothermal fluids. Reply to ding and Chou Comment on Hu et al. (2026), Speciation of niobium in hydrothermal fluids. This dataset composed with the data from Liu et al. (2026) and Timofeev et al. (2015). Reference: Hu, B., Etschmann, B., Testemale, D., Chen, H., Zhong, R., Tomkins, A.G., Müller, H., Li, W., Costa, A.I.S. and Brugger, J., 2026. Speciation of Niobium in hydrothermal fluids. Geochimica et Cosmochimica Acta. Liu, H., Ding, X., Liu, K., Yan, H., Liu, J., Huang, X. and Chou, I.M., 2026. Solubility and speciation of niobium in HF-bearing aqueous solutions at elevated temperature and pressure: New insights from hydrothermal experiments and geochemical modeling. Chemical Geology, 706, p.123301. Timofeev, A., Migdisov, A.A. and Williams-Jones, A.E., 2015. An experimental study of the solubility and speciation of niobium in fluoride-bearing aqueous solutions at elevated temperature. Geochimica et Cosmochimica Acta, 158, pp.103-111.