Citation: Reznitskii, L.; Clark, C. M.; Hawthorne, F. C.; Grice, J. D.; Skogby, H.; Halenius, U.; Bosi, F. (2014). Chromo-alumino-povondraite, NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup. American Mineralogist, 99, pp. 1767-1773.