Figure 4.
Fragment of the FAU structure with the M32Si160Al32O384 formula (model “B”), where M+: (a) Na+ in the SII sites and (b) K+ in the SII sites.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.