The crystal structure of kastningite (Mn, Fe, Mg) (H2O)4[Al2(OH)2(H2O)2(PO4)2] · 2 H2O – a new hydroxyl aquated orthophosphate hydrate mineral Adiwidjaja, G. Friese, K. Klaska, K.-H. Schlüter, J. 1999 - Forschungsinformationssystem der UHH
