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: Ge2Ri, Si74Ge26 _database_code_amcsd 0003793 CELL PARAMETERS: 10.0144 18.0710 5.3058 90.000 104.625 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 929.081 Density (g/cm3): 3.190 MAX. ABS. INTENSITY / VOLUME**2: 7.042166851 RIR: 0.719 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.79 24.01 9.0355 0 2 0 2 10.36 32.16 8.5397 1 1 0 4 17.33 6.10 5.1158 1 3 0 4 18.07 19.25 4.9087 -1 1 1 4 18.31 38.94 4.8450 2 0 0 2 19.65 38.23 4.5177 0 4 0 2 19.89 5.44 4.4637 0 2 1 4 22.10 6.29 4.0224 1 1 1 4 22.85 51.55 3.8925 -1 3 1 4 26.18 74.58 3.4040 1 3 1 4 26.98 44.68 3.3042 2 4 0 4 28.06 69.71 3.1796 3 1 0 4 28.34 1.69 3.1490 2 0 1 2 29.13 2.77 3.0657 -3 1 1 4 30.05 41.85 2.9736 2 2 1 4 30.31 24.14 2.9489 -1 5 1 4 31.43 17.78 2.8466 3 3 0 4 32.39 35.20 2.7640 -3 3 1 4 32.95 100.00 2.7187 1 5 1 4 34.53 38.42 2.5978 0 6 1 4 34.95 20.76 2.5669 0 0 2 2 35.19 65.79 2.5502 -2 0 2 2 36.61 2.96 2.4543 -2 2 2 4 36.81 1.93 2.4416 -4 0 1 2 37.03 1.01 2.4277 -1 3 2 4 37.11 2.08 2.4225 4 0 0 2 37.12 4.24 2.4219 -2 6 1 4 37.34 4.26 2.4084 3 5 0 4 38.17 42.39 2.3577 -3 5 1 4 38.18 16.10 2.3571 -4 2 1 4 38.81 1.26 2.3201 1 1 2 4 39.11 20.20 2.3033 -1 7 1 4 39.25 13.00 2.2955 -3 1 2 4 40.41 1.76 2.2318 0 4 2 4 40.62 2.14 2.2208 -2 4 2 4 41.25 6.49 2.1885 1 7 1 4 41.49 13.40 2.1766 2 6 1 4 41.81 3.40 2.1603 -3 3 2 4 42.26 2.84 2.1385 -1 5 2 4 43.89 19.77 2.0630 2 0 2 2 44.24 2.39 2.0473 2 8 0 4 44.46 5.36 2.0378 3 5 1 4 44.47 2.84 2.0372 -4 0 2 2 44.95 2.37 2.0166 3 7 0 4 45.67 4.01 1.9866 -3 7 1 4 46.17 3.25 1.9661 1 9 0 4 46.41 5.20 1.9567 4 2 1 4 46.60 2.80 1.9490 -3 5 2 4 47.17 12.67 1.9269 5 1 0 4 48.51 3.27 1.8766 2 4 2 4 48.74 12.47 1.8683 -1 9 1 4 49.05 3.84 1.8571 -4 4 2 4 49.25 2.55 1.8501 -1 7 2 4 49.40 6.87 1.8449 5 3 0 4 50.50 2.84 1.8071 0 10 0 2 50.55 3.38 1.8054 1 9 1 4 50.98 2.90 1.7915 3 1 2 4 51.67 4.52 1.7690 -5 1 2 4 53.09 2.48 1.7250 3 3 2 4 53.78 1.53 1.7046 0 10 1 4 54.08 1.96 1.6958 0 8 2 4 54.20 8.92 1.6922 -1 3 3 4 54.25 9.76 1.6909 -2 8 2 4 54.38 3.50 1.6870 -3 9 1 4 54.58 6.88 1.6814 0 2 3 4 55.04 28.36 1.6685 4 6 1 4 55.63 8.59 1.6521 4 8 0 4 56.15 1.67 1.6380 -6 2 1 4 56.22 1.48 1.6362 -3 3 3 4 56.84 6.24 1.6197 1 11 0 4 57.03 2.35 1.6150 6 0 0 2 58.22 21.01 1.5847 -1 5 3 4 58.63 3.75 1.5745 4 0 2 2 58.64 2.04 1.5743 -5 7 1 4 58.93 1.31 1.5674 2 10 1 4 59.42 11.67 1.5554 -6 0 2 2 60.79 4.97 1.5236 1 9 2 4 60.85 3.97 1.5223 5 5 1 4 61.00 22.44 1.5190 -2 6 3 4 61.27 5.46 1.5128 -4 8 2 4 61.58 13.43 1.5059 0 12 0 2 62.46 2.89 1.4868 4 4 2 4 62.84 3.45 1.4789 2 2 3 4 63.05 1.30 1.4744 -2 10 2 4 63.23 4.01 1.4707 -6 4 2 4 63.54 5.01 1.4643 3 11 0 4 63.86 31.30 1.4576 -6 6 1 4 63.94 4.07 1.4560 -1 7 3 4 64.31 1.11 1.4485 4 10 0 4 64.79 2.66 1.4389 -5 3 3 4 64.84 2.52 1.4381 2 12 0 4 65.66 2.26 1.4221 6 2 1 4 65.77 1.13 1.4199 -3 7 3 4 66.18 1.43 1.4121 -5 9 1 4 67.74 13.71 1.3833 5 1 2 4 67.91 3.77 1.3802 7 1 0 4 68.43 6.61 1.3710 -5 5 3 4 69.10 1.01 1.3593 2 10 2 4 69.53 4.62 1.3520 5 3 2 4 69.70 1.80 1.3491 7 3 0 4 69.98 6.75 1.3444 1 11 2 4 70.12 7.52 1.3421 2 6 3 4 70.27 3.02 1.3396 -3 11 2 4 70.40 1.23 1.3374 -7 3 2 4 70.79 2.23 1.3309 -5 9 2 4 70.85 7.70 1.3300 -7 5 1 4 71.17 1.94 1.3249 -1 9 3 4 71.64 1.16 1.3173 1 13 1 4 71.86 1.71 1.3138 6 8 0 4 71.92 6.46 1.3129 -1 1 4 4 72.20 1.73 1.3084 -3 1 4 4 72.80 5.11 1.2991 6 6 1 4 72.81 7.09 1.2989 0 12 2 4 72.91 1.77 1.2975 -3 9 3 4 72.96 15.48 1.2967 -2 12 2 4 73.66 3.20 1.2860 -1 3 4 4 73.83 2.81 1.2835 0 0 4 2 73.95 2.15 1.2818 -3 3 4 4 74.00 2.00 1.2811 -6 8 2 4 74.14 1.66 1.2789 4 12 0 4 74.40 5.20 1.2751 -4 0 4 2 75.93 1.40 1.2532 5 11 0 4 76.07 1.39 1.2512 -7 7 1 4 76.57 2.04 1.2442 4 2 3 4 77.59 1.40 1.2305 -2 14 1 4 77.84 1.37 1.2272 -4 4 4 4 79.06 1.50 1.2112 8 0 0 2 79.43 6.39 1.2065 -5 11 2 4 81.71 1.85 1.1785 -8 4 2 4 82.22 1.27 1.1725 -1 15 1 4 82.46 3.25 1.1697 2 0 4 2 83.35 2.58 1.1594 4 6 3 4 83.61 1.67 1.1564 1 15 1 4 83.67 1.54 1.1558 -8 6 1 4 83.85 1.48 1.1538 2 10 3 4 84.97 1.17 1.1414 5 9 2 4 85.13 3.14 1.1397 7 9 0 4 86.08 1.05 1.1296 5 13 0 4 86.34 1.16 1.1268 5 3 3 4 86.90 2.58 1.1210 -6 4 4 4 87.20 1.34 1.1179 -7 7 3 4 88.68 1.06 1.1031 0 16 1 4 89.08 1.93 1.0991 3 1 4 4 89.68 1.63 1.0933 5 5 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.