Database minerali e cristalloterapiaMineraliHannayiteDavid Hospital·CC BY-SA 4.0·WikimediaHannayite(NH4)2Mg3(PO3OH)4·8H2O heart IMA grandfatheredComposizioneComposizione (% in peso)OPMgOOxygen60.3%PPhosphorus19.4%MgMagnesium11.4%HHydrogen4.4%NNitrogen4.4%EtimologiaNome derivato da James Ballantyne Hannay.