Tephroite Yamazaki S, Toraya H Journal of Applied Crystallography 32 (1999) 51-59 Rietveld refinement of site-occupancy parameters of Mg2-xMnxSiO4 using a new weight function in least-squares fitting Note: e = eo Locality: synthetic _database_code_amcsd 0019693 CELL PARAMETERS: 10.6002 6.2575 4.9034 90.000 90.000 90.000 SPACE GROUP: Pnma X-RAY WAVELENGTH: 1.541838 Cell Volume: 325.245 Density (g/cm3): 4.124 MAX. ABS. INTENSITY / VOLUME**2: 19.57592083 RIR: 1.546 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.73 9.35 5.3001 2 0 0 2 19.95 7.35 4.4503 1 0 1 4 21.98 11.47 4.0443 2 1 0 4 23.04 6.24 3.8596 0 1 1 4 24.55 55.79 3.6267 1 1 1 8 24.74 6.12 3.5993 2 0 1 4 28.53 6.79 3.1288 0 2 0 2 28.61 3.36 3.1200 2 1 1 8 31.20 87.35 2.8666 3 0 1 4 33.25 30.67 2.6943 2 2 0 4 33.82 9.76 2.6500 4 0 0 2 34.41 64.59 2.6062 3 1 1 8 35.06 100.00 2.5595 1 2 1 8 36.65 13.46 2.4517 0 0 2 2 36.83 12.65 2.4402 4 1 0 4 37.66 5.60 2.3886 1 0 2 4 38.11 11.86 2.3613 2 2 1 8 38.62 10.55 2.3313 4 0 1 4 40.42 6.44 2.2316 1 1 2 8 42.78 5.62 2.1136 3 2 1 8 43.15 2.08 2.0965 2 1 2 8 44.82 1.96 2.0222 4 2 0 4 46.68 2.64 1.9459 5 0 1 4 48.18 9.94 1.8887 1 3 1 8 49.02 5.52 1.8582 5 1 1 8 50.32 67.73 1.8133 2 2 2 8 50.58 2.45 1.8047 2 3 1 8 50.73 20.42 1.7996 4 0 2 4 52.94 11.10 1.7295 4 1 2 8 53.93 11.82 1.7002 6 1 0 4 54.40 14.78 1.6866 3 3 1 8 55.62 15.52 1.6524 5 2 1 8 56.11 7.15 1.6390 4 3 0 4 57.01 4.32 1.6154 1 0 3 4 58.77 1.01 1.5711 1 3 2 8 59.05 19.42 1.5644 0 4 0 2 59.06 5.85 1.5641 1 1 3 8 59.15 1.14 1.5619 2 0 3 4 59.23 3.20 1.5600 4 2 2 8 59.51 1.89 1.5534 5 1 2 8 60.15 22.01 1.5384 6 2 0 4 62.62 5.28 1.4834 3 0 3 4 64.39 11.80 1.4469 7 0 1 4 64.56 6.05 1.4434 3 1 3 8 64.97 8.18 1.4354 1 2 3 8 65.61 1.30 1.4229 5 3 1 8 66.96 6.25 1.3974 2 2 3 8 66.98 2.52 1.3971 6 1 2 8 67.31 1.52 1.3911 4 0 3 4 68.31 11.62 1.3732 3 4 1 8 68.91 1.91 1.3626 4 3 2 8 69.18 2.32 1.3580 4 1 3 8 69.76 4.17 1.3481 6 3 0 4 69.82 2.39 1.3472 4 4 0 4 71.55 4.93 1.3188 0 4 2 4 72.54 4.17 1.3031 6 2 2 8 74.26 1.31 1.2772 1 3 3 8 74.66 1.19 1.2713 5 3 2 8 77.94 3.82 1.2258 0 0 4 2 78.44 1.03 1.2192 5 4 1 8 79.24 2.95 1.2089 3 3 3 8 80.26 6.90 1.1961 5 2 3 8 80.65 1.14 1.1913 7 2 2 8 81.48 1.50 1.1813 6 3 2 8 81.53 5.80 1.1807 4 4 2 8 81.73 1.01 1.1783 6 1 3 8 82.81 1.96 1.1657 8 0 2 4 83.53 1.88 1.1574 4 3 3 8 84.46 3.37 1.1470 3 5 1 8 84.56 1.71 1.1460 8 1 2 8 85.58 1.58 1.1348 1 2 4 8 86.63 1.50 1.1238 1 4 3 8 87.41 4.79 1.1158 2 2 4 8 87.72 2.16 1.1126 4 0 4 4 87.90 4.01 1.1108 7 0 3 4 88.45 1.00 1.1053 2 4 3 8 89.78 1.29 1.0923 8 2 2 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.