Bastnasite-Ce Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060359 Ni Y, Hughes J M, Mariano A N American Mineralogist 78 (1993) 415-418 The atomic arrangement of bastnasite-(Ce), Ce(CO3)F, and structural elements of synchysite-(Ce), rontgenite-(Ce), and parisite-(Ce) CELL PARAMETERS: 7.101388 7.101388 9.751545 90.00000 90.00000 120.0000 SPACE GROUP: P-62c X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 18.25 53.20 4.8758 0 0 2 25.12 69.54 3.5507 1 1 0 31.20 100.00 2.8703 1 1 2 34.52 1.23 2.6009 2 0 2 36.90 12.64 2.4379 0 0 4 39.90 1.75 2.2611 2 1 1 40.41 2.23 2.2338 2 0 3 44.21 36.49 2.0500 3 0 0 45.14 46.48 2.0098 1 1 4 48.18 34.84 1.8898 3 0 2 51.49 9.05 1.7753 2 2 0 55.07 21.13 1.6682 2 2 2 56.65 2.76 1.6253 0 0 6 58.87 16.23 1.5690 3 0 4 62.90 12.23 1.4778 1 1 6 64.99 11.63 1.4351 2 2 4 70.12 7.09 1.3420 4 1 0 73.14 17.58 1.2939 4 1 2 74.50 8.35 1.2736 3 0 6 78.45 1.81 1.2189 0 0 8 80.03 7.00 1.1988 2 2 6 81.27 1.33 1.1836 3 3 0 81.93 11.66 1.1757 4 1 4 83.91 5.75 1.1529 1 1 8 84.16 2.28 1.1502 3 3 2 84.16 2.28 1.1502 3 3 2 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.