AM_Hopeite
Formula: Zn3 P2 (O12 H10)
Name: Hopeite
Unit cell: 10.597 18.318 5.031 90.0 90.0 90.0 , V=976.60
Space group: PNMA (62)

Hill R J , Jones J B , American Mineralogist , 61 (1976) p.987-995, The crystal structure of hopeite