Citation: Atencio, D.; Neumann, R.; Silva, A. J. G. C.; Mascarenhas, Y. P. (1991). Phurcalite from Perus, San Paulo, Brazil, and redetermination of its crystal structure. The Canadian Mineralogist, 29, pp. 95-105.
Formula: Ca2 O23 P2 U3
List type: interleaving
List: 2D
Basis: (1;0;0 0;0;1)
Dimensionality: 2
Formula: O64 P8 U12 (O16 P2 U3)
Multiplicity: 1