AM_Stercorite Formula: N Na P O8 H9 Name: Stercorite Unit cell: 10.636 6.9187 6.4359 90.46 97.87 109.2 , V=442.33 Space group: P-1 (2)

Ferraris G , Franchini-Angela M , Acta Crystallographica, Section B , 30 (1974) p.504-510, Hydrogen bonding in the crystalline state. Crystal structure and twinning of, NaNH4HPO4*4H2O (Stercorite), Locality: guano deposits