AM_Hemimorphite_4 Formula: Zn2 Si O5 H2 Name: Hemimorphite Unit cell: 8.367 10.73 5.115 90.0 90.0 90.0 , V=459.21 Space group: IMM2 (44)

Hill R J , Gibbs G V , Ross F K , Williams J M , Zeitschrift fur Kristallographie , 146 (1977) p.241-259, A neutron-diffraction study of hemimorphite