Database minerali e cristalloterapiaMineraliGerdtremmeliteDavid HospitalยทCC BY-SA 4.0ยทWikimediaGerdtremmelite(Zn,Fe)(Al,Fe)2(AsO4)(OH)5Triclino heart IMA approvedComposizioneComposizione (% in peso)OAsZnAlOOxygen41.9%AsArsenic21.8%ZnZinc19.0%AlAluminium15.7%HHydrogen1.5%EtimologiaNome derivato da Gerd Tremmel.Chakra secondarithird eye