(Na1.03 K1.97) Fe (Fe Mn0.52 Ca0.38 Na0.1) (Fe3.36 Mg0.64) Ti2 (Si8 O26) (O H)4 (F0.6 (O H)0.4)

Ca_0.38F_0.6Fe_5.36H_4.4K_1.97Mg_0.64Mn_0.52Na_1.13O_30.4Si₈Ti₂

Yamnova, N.A.Egorov-Tismenko, Yu.K.Zlykhenskaya, I.V.Khomyakov, A.R.

Kristallografiya (2000) 45, 642-648

a=5.365Å   b=11.88Å   c=21.03Å

α=84.87°   β=92.25°   γ=103.01°