Citation: Yamnova, N.A.; Pekov, I.V.; Schneider, J.; Kabalov, Yu.K.; Chukanov, N.V. (2000). Crystal structure of a new Ca, Nb - member of the labuntsovite group. Doklady Akad. Nauk, 375, pp. 487-490.
Formula: Ca2 Fe0.1 H26.75 K Na1.2 Nb5.35 O67 Si16 Ti2.5