Citation: Moore, P.B.; Araki, T.; Merlino, S.; Zanazzi, P.F.; Mellini, M. (1981). The arrojadite - dickinsonite series, K Na4 Ca (Fe, Mn)14 Al (O H)2 (P O4)12: crystal structure and crystal chemistry. American Mineralogist, 66, pp. 1034-1049.
Formula: Al Ca Fe4.1 H2 K Mn9.9 Na4 O50 P12
Chemical name:K Na4 Ca (Mn9.9 Fe4.1) Al (O H)2 (P O4)12