Hedenbergite Redhammer G J, Amthauer G, Roth G, Tippelt G, Lottermoser W American Mineralogist 91 (2006) 1271-1292 Single crystal X-ray diffraction and temperature dependent 57Fe Mossbauer spectroscopy on the hedenbergite - aegirine (Ca,Na)(Fe2+,Fe3+)Si2O6 solid solution Locality: synthetic Sample: Hd21, T = 100K _database_code_amcsd 0004195 CELL PARAMETERS: 9.8357 9.0078 5.2408 90.000 104.664 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 449.200 Density (g/cm3): 3.668 MAX. ABS. INTENSITY / VOLUME**2: 19.32064352 RIR: 1.715 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.54 23.19 6.5415 1 1 0 4 18.65 11.42 4.7577 2 0 0 2 19.71 6.03 4.5039 0 2 0 2 20.21 1.93 4.3948 -1 1 1 4 27.27 8.66 3.2708 2 2 0 4 29.82 100.00 2.9963 -2 2 1 4 29.87 38.81 2.9917 3 1 0 4 30.86 10.93 2.8971 -3 1 1 4 34.79 34.82 2.5788 -1 3 1 4 35.14 49.46 2.5535 2 2 1 4 35.41 42.48 2.5350 0 0 2 2 35.69 2.38 2.5159 -1 1 2 4 37.82 2.87 2.3788 4 0 0 2 38.41 4.91 2.3433 3 1 1 4 40.04 1.01 2.2520 0 4 0 2 40.33 13.49 2.2363 1 1 2 4 40.79 1.07 2.2121 -3 1 2 4 40.85 2.48 2.2091 0 2 2 4 41.41 5.00 2.1805 3 3 0 4 42.17 23.92 2.1431 -3 3 1 4 42.69 14.43 2.1179 -4 2 1 4 44.00 5.24 2.0581 0 4 1 4 44.55 10.67 2.0338 2 0 2 2 45.19 13.29 2.0066 -4 0 2 2 45.97 3.98 1.9742 -1 3 2 4 46.23 1.86 1.9639 -2 4 1 4 47.68 1.02 1.9074 -5 1 1 4 48.21 5.75 1.8874 3 3 1 4 48.92 1.04 1.8620 5 1 0 4 49.15 1.03 1.8536 2 2 2 4 49.75 1.05 1.8329 -4 2 2 4 49.83 1.65 1.8301 1 3 2 4 50.07 2.31 1.8219 2 4 1 4 50.56 4.20 1.8051 4 2 1 4 51.64 16.29 1.7701 1 5 0 4 52.60 1.99 1.7400 3 1 2 4 54.06 1.50 1.6962 -1 5 1 4 54.50 6.13 1.6836 0 4 2 4 55.72 1.84 1.6498 -3 1 3 4 56.21 15.01 1.6363 -5 3 1 4 56.25 5.33 1.6354 4 4 0 4 56.80 17.84 1.6209 -2 2 3 4 57.32 1.05 1.6074 5 3 0 4 58.17 5.36 1.5859 6 0 0 2 58.96 6.40 1.5665 3 5 0 4 59.66 6.35 1.5499 4 0 2 2 60.17 3.59 1.5378 -6 2 1 4 60.52 5.89 1.5298 -6 0 2 2 61.56 13.06 1.5065 -1 3 3 4 61.79 5.16 1.5013 0 6 0 2 62.30 1.89 1.4904 -4 2 3 4 62.57 1.24 1.4845 -1 5 2 4 63.47 1.25 1.4656 4 2 2 4 63.51 1.92 1.4649 -3 3 3 4 64.45 18.92 1.4458 5 3 1 4 64.76 1.02 1.4395 0 6 1 4 65.75 6.09 1.4203 1 5 2 4 66.08 9.06 1.4140 -3 5 2 4 66.33 1.17 1.4092 1 3 3 4 66.55 4.98 1.4050 2 2 3 4 68.17 1.82 1.3755 -2 4 3 4 69.65 4.50 1.3499 6 2 1 4 70.00 2.11 1.3441 7 1 0 4 70.62 6.57 1.3337 -7 1 2 4 71.89 4.36 1.3134 -5 3 3 4 73.28 6.55 1.2918 0 6 2 4 73.92 3.66 1.2822 -3 1 4 4 74.29 1.18 1.2767 4 4 2 4 74.92 3.68 1.2675 0 0 4 2 75.18 7.78 1.2638 3 5 2 4 75.54 2.12 1.2587 -4 0 4 2 76.39 1.69 1.2467 -1 7 1 4 77.86 2.70 1.2269 1 7 1 4 80.80 2.15 1.1894 8 0 0 2 81.10 1.41 1.1859 -8 2 1 4 85.01 3.18 1.1410 -6 0 4 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.