Crystal Structure of (Ca4.79 (Y0.250 La1.134 Ce2.185 Pr0.218 Nd0.583) Th0.72 U0.12) ((Si5.57 P0.25 B0.16) O24) (O H)0.23 F1.77


American Mineralogist (2001) 86, 1066-1075


Chemical name(Ca4.79 (Y0.250 La1.134 Ce2.185 Pr0.218 Nd0.583) Th0.72 U0.12) ((Si5.57 P0.25 B0.16) O24) (O H)0.23 F1.77
FormulaB0.16Ca4.79Ce2.185F1.77H0.23La1.134Nd0.583O24.23P0.25Pr0.218Si5.57Th0.72U0.12Y0.25
a (Å)9.547
b (Å)9.547
c (Å)6.991
α (°)90
β (°)90
γ (°)120
V (Å3)551.828
Space groupP 63