Citation: Moore, P. B.; Shen, J. (1983). Crystal structure of steenstrupine: A rod structure of unusual complexity. Tschermaks Mineralogische und Petrographische Mitteilungen, 31, pp. 47-67.
Formula: Ca0.52 Ce3.9 Fe2 H10 La2.1 Mn2 Na13.48 O68.2 P5.44 Si13.38 Zr
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ce18 Fe6 La18 Mn6 O228 P24 Si54 Zr3 (Ce6 Fe2 La6 Mn2 O76 P8 Si18 Zr)
Multiplicity: 1