Basis data mineral & terapi kristalMineralGengenbachiteGengenbachiteKFe3(H2PO4)2(HPO4)4·6H2OEsagonale IMA approvedKomposisiComposizione (% in peso)OPFeOOxygen53.8%PPhosphorus20.8%FeIron18.8%KPotassium4.4%HHydrogen2.3%EtimologiDinamai dari Gengenbach.