Citation: Biagioni, C.; Orlandi, P.; Pasero, M.; Nestola, F.; Bindi, L. (2014). Mapiquiroite, (Sr,Pb)(U,Y)Fe2(Ti,Fe3+)18O38, a new member of the crichtonite group from the Apuan Alps, Tuscany, Italy. European Journal of Mineralogy, 26, pp. 427-437.
Formula: Al0.036 Ca0.026 Ce0.101 Cr1.62 Fe5.42 La0.176 Mn0.072 Na0.03 Nb0.018 O38 Pb0.105 Sn0.018 Sr0.533 Ti12.42 U0.407 V0.18 Y0.205
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al54 Ca3 Ce3 Cr54 Fe60 La3 Mn3 Na3 Nb54 O114 Pb3 Sn54 Sr3 Ti54 U3 V54 Y3 (Al18 Ca Ce Cr18 Fe20 La Mn Na Nb18 O38 Pb Sn18 Sr Ti18 U V18 Y)