Meliphanite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060786 Grice J D, Hawthorne F C The Canadian Mineralogist 40 (2002) 971-980 New data on meliphanite, Ca4(Na,Ca)4Be4AlSi7O24(F,O)4 CELL PARAMETERS: 10.52570 10.52570 9.886800 90.00000 90.00000 90.00000 SPACE GROUP: I-4 X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 12.30 9.65 7.2080 1 0 1 17.95 8.95 4.9454 0 0 2 20.91 17.96 4.2505 2 1 1 20.91 1.40 4.2505 1 2 1 21.58 2.48 4.1191 1 1 2 24.71 31.19 3.6040 2 0 2 26.79 1.64 3.3286 1 3 0 26.79 2.20 3.3286 3 1 0 28.37 2.86 3.1462 1 0 3 30.05 38.34 2.9736 2 2 2 31.96 2.04 2.8000 3 2 1 31.96 2.88 2.8000 2 3 1 32.42 49.46 2.7614 3 1 2 32.42 50.54 2.7614 1 3 2 33.17 1.48 2.7005 1 2 3 33.17 4.47 2.7005 2 1 3 34.07 7.50 2.6315 4 0 0 36.34 1.87 2.4719 1 4 1 36.33 1.24 2.4727 0 0 4 37.43 1.12 2.4027 3 0 3 38.23 8.06 2.3537 2 4 0 38.23 9.28 2.3537 4 2 0 38.35 9.35 2.3466 1 1 4 38.76 24.26 2.3231 4 0 2 40.29 4.56 2.2380 2 0 4 40.68 20.01 2.2176 3 3 2 41.30 1.44 2.1857 2 3 3 42.53 1.71 2.1253 4 2 2 42.53 1.35 2.1253 2 4 2 44.89 1.46 2.0185 1 4 3 45.70 11.14 1.9849 3 1 4 45.70 10.72 1.9849 1 3 4 47.40 2.40 1.9175 5 2 1 47.73 1.50 1.9050 5 1 2 47.73 1.36 1.9050 1 5 2 48.94 9.75 1.8608 4 4 0 50.00 1.01 1.8237 2 1 5 50.55 3.21 1.8052 3 5 0 50.55 3.06 1.8052 5 3 0 50.64 3.64 1.8020 4 0 4 52.12 9.24 1.7543 6 0 0 52.53 2.15 1.7416 4 4 2 53.76 1.20 1.7046 1 6 1 53.75 14.82 1.7048 4 2 4 53.75 13.65 1.7048 2 4 4 54.06 3.02 1.6958 3 5 2 54.06 2.78 1.6958 5 3 2 54.56 1.33 1.6814 5 2 3 55.17 4.40 1.6643 2 6 0 55.17 4.00 1.6643 6 2 0 55.56 5.90 1.6534 6 0 2 55.74 1.90 1.6485 0 0 6 58.19 1.25 1.5847 5 1 4 58.19 1.18 1.5847 1 5 4 58.66 2.18 1.5731 2 0 6 61.50 1.41 1.5072 2 2 6 62.89 3.42 1.4772 3 1 6 62.89 3.85 1.4772 1 3 6 66.79 1.26 1.4000 4 6 2 66.79 1.56 1.4000 6 4 2 66.95 5.23 1.3970 4 0 6 67.85 1.04 1.3807 6 2 4 67.85 1.16 1.3807 2 6 4 68.28 2.23 1.3730 3 3 6 69.60 1.72 1.3502 2 4 6 69.60 1.70 1.3502 4 2 6 70.74 5.53 1.3311 7 3 2 70.74 5.39 1.3311 3 7 2 71.70 5.63 1.3158 8 0 0 74.60 1.79 1.2715 8 0 2 76.80 4.44 1.2405 6 6 0 77.10 1.75 1.2364 0 0 8 77.28 1.30 1.2339 4 4 6 78.54 2.74 1.2173 3 5 6 78.54 2.79 1.2173 5 3 6 79.38 1.98 1.2065 7 3 4 79.38 2.08 1.2065 3 7 4 79.79 2.47 1.2013 6 0 6 84.60 1.67 1.1449 8 4 2 84.60 1.50 1.1449 4 8 2 85.83 1.16 1.1316 1 9 2 87.03 1.43 1.1190 4 0 8 88.04 1.93 1.1088 6 6 4 88.26 1.52 1.1066 3 3 8 89.49 2.10 1.0945 4 2 8 89.49 2.09 1.0945 2 4 8 89.66 1.87 1.0928 4 6 6 89.66 1.81 1.0928 6 4 6 89.66 1.81 1.0928 6 4 6 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.