Citation: Yakubovich, O. V.; Massa, W.; Pekov, I. V.; Gavrilenko, P. G. (2007). Crystal structure of tveitite-(Y): fractionation of rare-earth elements between positions and the variety of defects. Crystallography Reports, 52, pp. 71-79.
Formula: Ca9.434 F41.06 Ho0.48 Na1.958 Nd0.954 Y5.298
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca36 F174 Ho18 Na36 Nd18 Y18 (Ca6 F29 Ho3 Na6 Nd3 Y3)
Multiplicity: 1