Dokl. Akad. Nauk SSSR, 1990 Volume 313, Number 4,Pages 865–868(Mi dan48936)
CRYSTALLOGRAPHY
Crystal structure of $\mathrm{K}(\mathrm{K}_{0,58}\mathrm{Na}_{0,42})_2\mathrm{Zn}_3\mathrm{Mn}_{1,5}
[\mathrm{Si}_{12}\mathrm{O}_{30}]$ – a new natural representative of milarite structural type