CRYSTALLOGRAPHY

On crystal structures of $\mathrm{Na}_2\mathrm{ZnSiO}_4$ and $\mathrm{Na}_2\mathrm{BeSiO}_4$

M. A. Simonov, Yu. K. Egorov-Tismenko, N. V. Belov

Lomonosov Moscow State University

UDC: 548.736

Received: 10.12.1975