AM_Revdite Formula: Si16 Na16 (O81 H82) Name: Revdite Unit cell: 53.83 9.972 6.907 90.0 96.78 90.0 , V=3681.70 Space group: C121 (5)

Rastsvetaeva R K , Mikheeva M G , Yamnova N A , Pushcharovskii D Yu , Khomyakov A P , Soviet Physics Crystallography , 37 (1992) p.632-636, Crystal structure of revdite Na16[Si4O6(OH)5]2[Si8O15(OH)6](OH)10*28H2O, Locality: synthetic, Note: changed Si6(z) sign and OH11(y) value to match reported bond distances