Citation: Andrade, Marcelo B.; Morrison, Shaunna M.; Di Domizio, Adrien J.; Feinglos, Mark N.; Downs, Robert T. (2012). Robertsite, Ca~2~Mn^III^~3~O~2~(PO~4~)~3~·3H~2~O. Acta Crystallographica Section E, 68, pp. i74-i75.
Formula: Ca2 H6 Mn3 O17 P3
Chemical name:Dicalcium trimanganese dioxide tris(phosphate) trihydrate