Citation: Petersen O V; Niedermayr G; Gault R A; Brandstatter F; Micheelsen H I; Giester G (2001). Ancylite-(La) from the Ilimaussaq alkaline complex, South Greenland. Neues Jahrbuch fur Mineralogie, Monatshefte, 2001, pp. 493-504.
Formula: C H3 Ca0.05 Ce0.04 F0.075 La0.27 Nd0.205 O3.925 Pr0.07 Sm0.01 Sr0.31
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: C4 Ca4 Ce4 F4 La4 Nd4 O20 Pr4 Sm4 Sr4 (C Ca Ce F La Nd O5 Pr Sm Sr)
Multiplicity: 1