Richterite Senda K, Ishida K, Jenkins D M American Mineralogist 90 (2005) 1062-1071 X-ray Rietveld refinement and FTIR spectra of synthetic (Si,Ge)-richterites Sample: Ge6Ri, Si24Ge76 _database_code_amcsd 0003795 CELL PARAMETERS: 10.2255 18.2144 5.3683 90.000 105.555 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 963.232 Density (g/cm3): 3.698 MAX. ABS. INTENSITY / VOLUME**2: 10.39148210 RIR: 0.915 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.71 19.26 9.1072 0 2 0 2 10.21 8.31 8.6649 1 1 0 4 17.16 7.46 5.1686 1 3 0 4 17.78 26.09 4.9888 -1 1 1 4 18.01 92.67 4.9255 2 0 0 2 19.49 45.24 4.5536 0 4 0 2 19.74 12.76 4.4972 0 2 1 4 22.00 9.70 4.0411 1 1 1 4 22.55 67.09 3.9438 -1 3 1 4 26.03 66.91 3.4230 1 3 1 4 26.66 52.60 3.3436 2 4 0 4 27.60 75.86 3.2316 3 1 0 4 28.17 1.33 3.1676 2 0 1 2 28.44 5.49 3.1378 -3 1 1 4 29.86 46.07 2.9918 2 2 1 4 29.97 54.14 2.9812 -1 5 1 4 30.96 21.74 2.8883 3 3 0 4 31.72 45.96 2.8208 -3 3 1 4 32.73 100.00 2.7361 1 5 1 4 33.75 1.59 2.6554 -1 1 2 4 34.25 50.67 2.6180 0 6 1 4 34.58 77.17 2.5936 -2 0 2 2 34.69 35.33 2.5858 0 0 2 2 36.01 2.35 2.4944 -2 2 2 4 36.47 1.31 2.4639 3 1 1 4 36.48 7.20 2.4627 4 0 0 2 36.60 3.13 2.4549 -1 3 2 4 36.62 5.73 2.4539 -2 6 1 4 36.85 3.01 2.4390 3 5 0 4 37.32 14.74 2.4097 -4 2 1 4 37.51 66.06 2.3980 -3 5 1 4 38.42 9.83 2.3431 -3 1 2 4 38.61 8.60 2.3317 1 1 2 4 38.71 22.64 2.3258 -1 7 1 4 39.58 4.05 2.2768 0 8 0 2 40.10 5.93 2.2486 0 4 2 4 40.95 7.37 2.2037 1 7 1 4 40.99 2.68 2.2019 -3 3 2 4 41.17 4.13 2.1924 1 3 2 4 41.19 1.55 2.1917 2 6 1 4 41.69 1.24 2.1662 4 4 0 4 41.80 1.69 2.1609 -1 5 2 4 43.68 18.06 2.0722 2 0 2 2 43.80 8.89 2.0667 2 8 0 4 44.90 1.00 2.0187 -5 1 1 4 44.98 8.98 2.0152 -3 7 1 4 45.77 1.25 1.9824 1 9 0 4 45.77 1.09 1.9823 -3 5 2 4 45.96 8.70 1.9748 4 2 1 4 46.35 17.17 1.9588 5 1 0 4 47.18 1.63 1.9263 -5 3 1 4 48.01 6.82 1.8951 -4 4 2 4 48.25 3.01 1.8861 2 4 2 4 48.27 15.44 1.8854 -1 9 1 4 48.58 9.37 1.8740 5 3 0 4 48.74 3.37 1.8683 -1 7 2 4 50.08 3.42 1.8214 0 10 0 2 50.16 4.63 1.8186 1 9 1 4 50.39 3.86 1.8110 -5 1 2 4 50.70 9.97 1.8005 3 1 2 4 51.51 3.72 1.7741 -5 5 1 4 52.28 1.08 1.7498 -2 2 3 4 52.45 1.04 1.7445 1 7 2 4 52.79 6.47 1.7340 3 3 2 4 53.16 1.45 1.7229 3 9 0 4 53.32 1.59 1.7180 0 10 1 4 53.56 10.99 1.7110 -2 8 2 4 53.62 7.67 1.7091 -1 3 3 4 53.63 2.52 1.7088 0 8 2 4 53.65 6.72 1.7082 -3 9 1 4 54.15 9.84 1.6938 0 2 3 4 54.51 35.20 1.6834 4 6 1 4 54.88 2.90 1.6731 -6 2 1 4 54.92 8.68 1.6718 4 8 0 4 55.24 2.79 1.6629 -3 3 3 4 56.34 2.19 1.6329 1 11 0 4 56.99 1.09 1.6159 -1 9 2 4 57.56 4.04 1.6011 -5 7 1 4 57.61 19.44 1.6001 -1 5 3 4 57.90 16.25 1.5927 -6 0 2 2 58.25 3.49 1.5838 4 0 2 2 58.45 1.29 1.5790 2 10 1 4 58.79 1.22 1.5707 5 7 0 4 59.15 2.24 1.5620 -3 5 3 4 60.18 3.96 1.5376 5 5 1 4 60.19 28.92 1.5374 -2 6 3 4 60.19 9.17 1.5373 -4 8 2 4 60.21 1.01 1.5370 -3 9 2 4 60.35 4.64 1.5338 1 9 2 4 61.05 18.04 1.5179 0 12 0 2 61.30 1.07 1.5122 4 8 1 4 61.70 4.43 1.5034 -6 4 2 4 61.90 3.75 1.4991 0 6 3 4 62.04 1.20 1.4959 4 4 2 4 62.29 2.05 1.4906 -2 10 2 4 62.51 5.59 1.4859 2 2 3 4 62.57 34.73 1.4846 -6 6 1 4 62.85 8.75 1.4785 3 11 0 4 63.27 4.58 1.4698 -1 7 3 4 63.30 3.81 1.4691 -5 3 3 4 63.53 1.60 1.4644 4 10 0 4 64.21 5.68 1.4506 2 12 0 4 64.73 2.13 1.4401 -3 7 3 4 64.84 3.67 1.4380 6 2 1 4 65.06 2.55 1.4337 -5 9 1 4 66.66 5.26 1.4031 7 1 0 4 66.92 10.73 1.3981 -5 5 3 4 67.21 15.07 1.3928 5 1 2 4 68.43 3.10 1.3709 7 3 0 4 68.59 1.65 1.3681 -7 3 2 4 68.98 5.37 1.3614 5 3 2 4 69.29 3.07 1.3560 -3 11 2 4 69.30 8.15 1.3558 -7 5 1 4 69.42 9.24 1.3538 1 11 2 4 69.45 1.53 1.3533 -5 9 2 4 69.49 2.56 1.3526 -1 13 1 4 69.70 12.56 1.3491 2 6 3 4 70.42 2.21 1.3371 -1 9 3 4 70.75 1.28 1.3317 6 8 0 4 71.02 2.16 1.3273 1 13 1 4 71.02 3.74 1.3273 -3 1 4 4 71.15 7.21 1.3252 -1 1 4 4 71.81 2.83 1.3146 -3 9 3 4 71.91 8.37 1.3130 6 6 1 4 72.10 14.40 1.3100 -2 12 2 4 72.16 6.78 1.3090 0 12 2 4 72.18 1.50 1.3087 -5 7 3 4 72.41 3.70 1.3051 -6 8 2 4 72.75 3.46 1.3000 -3 3 4 4 72.87 3.74 1.2980 -1 3 4 4 72.95 4.51 1.2968 -4 0 4 2 73.21 1.36 1.2929 0 0 4 2 73.26 2.58 1.2922 4 12 0 4 74.49 1.75 1.2738 -7 7 1 4 74.91 3.69 1.2676 5 11 0 4 75.08 1.84 1.2652 -8 2 1 4 76.01 1.70 1.2520 0 10 3 4 76.14 2.64 1.2502 4 2 3 4 76.20 1.91 1.2494 -8 0 2 2 76.36 1.35 1.2472 -4 4 4 4 76.74 1.04 1.2420 -5 1 4 4 76.74 1.10 1.2419 -2 14 1 4 77.52 1.04 1.2314 8 0 0 2 77.85 1.62 1.2270 -4 12 2 4 78.02 4.50 1.2248 -5 11 2 4 78.04 1.17 1.2245 2 12 2 4 78.26 2.33 1.2215 3 11 2 4 78.97 1.08 1.2124 -5 9 3 4 79.56 1.77 1.2049 -8 4 2 4 79.67 1.85 1.2035 2 14 1 4 80.03 1.29 1.1990 -6 10 2 4 80.03 2.59 1.1989 -7 5 3 4 81.47 1.41 1.1814 -6 0 4 2 81.79 3.16 1.1775 -8 6 1 4 81.96 2.75 1.1755 2 0 4 2 82.82 3.71 1.1655 4 6 3 4 82.84 1.62 1.1653 1 15 1 4 83.24 1.74 1.1607 2 10 3 4 83.71 2.82 1.1554 7 9 0 4 84.22 1.32 1.1497 5 9 2 4 84.78 3.25 1.1435 -6 4 4 4 84.93 1.02 1.1418 5 13 0 4 85.01 1.58 1.1410 -7 7 3 4 85.76 1.53 1.1329 5 3 3 4 86.34 1.17 1.1268 -4 8 4 4 87.03 2.00 1.1196 -9 1 2 4 87.80 1.08 1.1118 0 16 1 4 87.91 1.53 1.1107 -1 9 4 4 88.57 2.47 1.1041 3 1 4 4 89.05 2.21 1.0994 5 5 3 4 89.11 4.51 1.0988 -6 12 2 4 89.16 1.05 1.0983 7 3 2 4 89.41 1.16 1.0959 4 12 2 4 89.58 4.61 1.0942 4 14 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.