| 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 (8) 1767-1773 doi:10.2138/am.2014.4787 Bosi, F., Reznitskii, L., Skogby, H., Halenius, U. (2014) Vanadio-oxy-chromium-dravite, NaV3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup. American Mineralogist, 99 (5) 1155-1162 doi:10.2138/am.2014.4568 |
Slyudyanka, Lake Baikal area, Irkutsk Oblast, Russia