AM_KNaCa2Si8O19_5H2O Formula: K Na Ca2 Si8 O24 H12 Name: KNaCa2Si8O19*5H2O Unit cell: 6.585 23.776 7.025 90.0 90.0 90.0 , V=1099.87 Space group: PN21M (31)

Cadoni M , Ferraris G , European Journal of Mineralogy , 21 (2009) p.485-493, Two new members of the rhodesite mero-plesiotype series, close to delhayelite and hydrodelhayelite:, synthesis and crystal structure, Note: Sample TRO3