Crystal Structure of (Ca (La0.61 Ce1.54 Nd0.85)) (Al2 (Al0.8 Mg0.2) (Al0.33 Mg0.33 Fe0.33)) (Si O4)3 (Si2 O7) (O0.86 F0.14) (O0.4 (O H)1.6)

Id1531203
Chemical name(Ca (La0.61 Ce1.54 Nd0.85)) (Al2 (Al0.8 Mg0.2) (Al0.33 Mg0.33 Fe0.33)) (Si O4)3 (Si2 O7) (O0.86 F0.14) (O0.4 (O H)1.6)
a (Å)17.77
b (Å)5.651
c (Å)17.458
α (°)90
β (°)116.18
γ (°)90
V (Å3)1573.256
Space groupP 1 21/a 1
Publication: American Mineralogist (2003) 88, 223-228