Alluaudite Hatert F, Rebbouh L, Hermann R P, Fransolet A M, Long G J, Grandjean F American Mineralogist 90 (2005) 653-662 Crystal chemistry of the hydrothermally synthesized Na2(Mn1-xFe2+x)2Fe3+(PO4)3 alluaudite-type solid solution Sample: Na2Mn1.5Fe2+0.5Fe3+(PO4)3 (x = 0.25) _database_code_amcsd 0003755 CELL PARAMETERS: 11.9950 12.5960 6.4950 90.000 114.600 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 892.254 Density (g/cm3): 3.640 MAX. ABS. INTENSITY / VOLUME**2: 18.42679976 RIR: 1.648 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.73 2.65 8.2451 1 1 0 4 14.06 45.59 6.2980 0 2 0 2 16.25 17.11 5.4531 2 0 0 2 20.62 2.88 4.3079 0 2 1 4 21.08 8.15 4.2141 1 1 1 4 21.56 3.55 4.1225 2 2 0 4 22.07 3.39 4.0271 -2 2 1 4 25.33 1.25 3.5163 -1 3 1 4 25.50 19.63 3.4929 3 1 0 4 28.34 2.66 3.1490 0 4 0 2 28.73 28.50 3.1076 -1 1 2 4 29.18 5.74 3.0609 1 3 1 4 30.27 11.54 2.9527 0 0 2 2 30.86 21.50 2.8976 -3 1 2 4 31.22 9.49 2.8650 -2 2 2 4 31.28 1.65 2.8597 -3 3 1 4 32.22 10.69 2.7786 0 4 1 4 32.58 4.44 2.7484 3 3 0 4 32.84 71.48 2.7270 2 4 0 4 32.85 28.52 2.7266 4 0 0 2 33.20 4.27 2.6988 -2 4 1 4 33.52 8.38 2.6735 0 2 2 4 34.24 10.27 2.6189 -4 0 2 2 34.67 2.15 2.5870 3 1 1 4 35.22 28.25 2.5484 -1 3 2 4 35.37 14.75 2.5379 1 1 2 4 35.89 7.49 2.5022 4 2 0 4 37.18 4.23 2.4182 -4 2 2 4 38.37 3.89 2.3458 -1 5 1 4 39.16 1.48 2.3002 2 4 1 4 40.32 1.00 2.2369 3 3 1 4 40.93 2.05 2.2050 1 3 2 4 42.04 8.06 2.1493 5 1 0 4 42.77 17.64 2.1143 -3 1 3 4 43.09 4.79 2.0993 0 6 0 2 43.72 7.46 2.0706 3 5 0 4 43.93 1.18 2.0613 4 4 0 4 45.02 1.07 2.0136 -4 4 2 4 45.57 7.42 1.9907 -5 3 2 4 46.34 6.56 1.9592 2 6 0 4 46.50 2.80 1.9528 -6 0 2 2 46.94 5.94 1.9356 5 3 0 4 47.26 1.62 1.9232 -3 5 2 4 47.61 1.24 1.9100 -3 3 3 4 48.83 2.30 1.8652 -6 2 2 4 50.01 4.98 1.8237 3 5 1 4 50.03 1.81 1.8231 2 4 2 4 50.53 1.94 1.8062 1 5 2 4 50.82 6.02 1.7967 5 1 1 4 51.27 2.65 1.7818 -2 4 3 4 52.02 4.18 1.7581 -2 6 2 4 52.11 9.64 1.7551 3 3 2 4 52.83 3.79 1.7329 -1 7 1 4 54.54 1.25 1.6825 -6 2 3 4 54.66 2.59 1.6793 -6 4 1 4 55.27 1.79 1.6621 1 3 3 4 55.36 8.38 1.6596 -6 4 2 4 56.34 2.79 1.6331 -3 5 3 4 56.57 2.19 1.6269 4 2 2 4 57.18 4.87 1.6111 -1 5 3 4 57.48 11.42 1.6033 -2 0 4 2 57.92 1.23 1.5922 2 2 3 4 58.63 1.30 1.5745 0 8 0 2 58.64 9.36 1.5743 6 4 0 4 58.75 1.27 1.5716 -7 1 3 4 59.69 1.74 1.5491 -5 1 4 4 59.81 2.59 1.5463 7 1 0 4 60.08 6.85 1.5400 -3 7 2 4 60.09 1.09 1.5398 -1 1 4 4 60.88 2.81 1.5216 -5 5 3 4 60.89 4.20 1.5214 0 8 1 4 61.50 1.27 1.5078 -2 8 1 4 61.97 5.92 1.4975 -8 0 2 2 62.43 2.85 1.4875 3 7 1 4 62.55 1.16 1.4850 4 4 2 4 62.69 1.20 1.4820 -7 3 3 4 62.88 6.22 1.4780 1 7 2 4 63.08 1.65 1.4737 5 1 2 4 63.13 1.61 1.4727 5 5 1 4 63.71 3.52 1.4607 7 3 0 4 63.90 3.26 1.4569 -8 2 2 4 65.12 5.00 1.4325 -4 4 4 4 65.25 2.53 1.4298 -6 6 2 4 65.43 1.22 1.4263 2 8 1 4 66.89 1.57 1.3988 -8 2 3 4 67.17 1.39 1.3937 -4 8 1 4 67.48 2.97 1.3881 5 7 0 4 68.01 1.27 1.3785 -3 7 3 4 68.76 3.40 1.3652 -1 7 3 4 68.87 1.81 1.3633 8 0 0 2 69.51 1.01 1.3524 -8 4 2 4 70.44 4.35 1.3367 0 4 4 4 71.36 1.10 1.3217 6 0 2 2 72.13 2.80 1.3095 -5 7 3 4 72.39 1.24 1.3055 -8 4 3 4 73.04 4.24 1.2955 2 0 4 2 73.88 1.01 1.2827 -1 9 2 4 77.36 1.15 1.2336 -6 8 1 4 78.00 1.43 1.2250 -7 5 4 4 79.23 1.13 1.2091 -8 4 4 4 79.51 1.76 1.2055 -3 7 4 4 82.48 1.85 1.1695 -9 3 4 4 84.66 2.03 1.1448 5 7 2 4 84.75 2.05 1.1438 7 3 2 4 88.05 1.17 1.1093 1 11 1 4 88.39 1.18 1.1059 -7 7 4 4 89.91 1.20 1.0911 7 7 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.