Citation: Plasil, J.; Veselovsky, F.; Hlousek, J.; Skoda, R.; Novak, M.; Sejkora, J.; Cejka, J.; Skacha, P.; Kasatkin, A. V. (2014). Mathesiusite, K5(UO2)4(SO4)4(VO5)(H2O)4, a new uranyl vanadate-sulfate from Jachymov, Czech Republic. American Mineralogist, 99, pp. 625-632.