Epididymite-potassian Naumova I S, Pobedimskaya E A, Pushcharovskii D Y, Belov N V Altukhova Yu N Doklady Akademii Nauk SSSR 229 (1976) 856-859 Crystal structure of synthetic K2Be2Si6O15 of the epidimite group Locality: synthetic Note: c-cell edge altered to reproduce bond lengths _database_code_amcsd 0012454 CELL PARAMETERS: 7.4850 15.4530 11.4180 90.000 90.000 90.000 SPACE GROUP: Cmc2_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 1320.671 Density (g/cm3): 2.538 MAX. ABS. INTENSITY / VOLUME**2: 9.596805899 RIR: 1.231 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.45 1.22 7.7265 0 2 0 2 13.14 9.22 6.7364 1 1 0 4 15.27 2.27 5.8019 1 1 1 4 15.52 3.56 5.7090 0 0 2 1 19.33 31.96 4.5916 0 2 2 2 20.39 31.21 4.3553 1 1 2 4 22.35 25.15 3.9775 1 3 1 4 24.32 100.00 3.6595 0 4 1 2 26.10 2.48 3.4142 0 2 3 2 26.17 7.32 3.4056 1 3 2 4 26.91 11.19 3.3137 1 1 3 4 27.61 32.54 3.2306 2 2 1 4 28.52 49.09 3.1299 2 0 2 2 30.82 61.53 2.9009 2 2 2 4 31.31 1.35 2.8567 1 5 0 4 31.58 15.82 2.8333 1 3 3 4 32.30 10.85 2.7712 1 5 1 4 33.04 3.40 2.7113 0 4 3 2 33.33 4.29 2.6880 2 4 0 4 33.47 13.58 2.6776 0 2 4 2 34.11 18.32 2.6283 1 1 4 4 34.27 1.07 2.6165 2 4 1 4 34.83 4.13 2.5755 0 6 0 2 35.13 2.76 2.5547 1 5 2 4 35.59 9.01 2.5223 2 2 3 4 35.74 2.70 2.5124 0 6 1 2 36.48 1.20 2.4631 3 1 0 4 36.96 3.56 2.4319 2 4 2 4 37.35 1.06 2.4077 3 1 1 4 37.99 2.70 2.3685 1 3 4 4 39.44 1.61 2.2847 1 5 3 4 39.71 7.11 2.2697 2 0 4 2 40.16 1.20 2.2455 3 3 0 4 40.96 7.22 2.2033 3 3 1 4 41.47 3.69 2.1777 2 2 4 4 41.77 2.92 2.1627 1 1 5 4 42.37 7.48 2.1330 0 6 3 2 42.70 4.06 2.1174 1 7 0 4 44.89 3.10 2.0192 1 5 4 4 45.09 6.96 2.0109 1 3 5 4 45.62 3.92 1.9888 2 6 2 4 45.70 3.13 1.9853 1 7 2 4 46.40 1.36 1.9569 2 4 4 4 46.98 1.79 1.9340 3 3 3 4 47.04 3.12 1.9316 0 8 0 2 47.51 3.15 1.9139 3 5 1 4 47.55 2.87 1.9122 0 6 4 2 47.80 1.14 1.9030 0 0 6 1 48.14 1.84 1.8901 2 2 5 4 48.66 14.67 1.8713 4 0 0 2 48.84 2.77 1.8648 3 1 4 4 49.16 6.13 1.8532 2 6 3 4 49.25 1.44 1.8503 1 7 3 4 49.32 1.02 1.8478 0 2 6 2 49.60 2.05 1.8380 3 5 2 4 49.79 1.54 1.8313 1 1 6 4 51.80 4.06 1.7649 3 3 4 4 53.38 1.20 1.7165 2 8 0 4 53.64 5.69 1.7087 0 6 5 2 53.84 1.25 1.7028 2 6 4 4 53.91 2.78 1.7006 1 7 4 4 54.02 2.14 1.6974 2 8 1 4 54.82 2.85 1.6746 3 1 5 4 54.86 2.27 1.6735 1 9 0 4 55.13 3.66 1.6661 4 4 1 4 55.46 1.61 1.6568 2 2 6 4 56.04 1.91 1.6410 4 2 3 4 56.22 1.16 1.6362 3 7 1 4 57.38 2.60 1.6060 1 9 2 4 57.57 2.68 1.6011 3 3 5 4 57.77 1.27 1.5960 0 2 7 2 58.08 5.41 1.5881 3 7 2 4 59.04 1.49 1.5647 2 8 3 4 59.47 4.43 1.5543 2 6 5 4 59.52 3.10 1.5532 2 4 6 4 60.35 3.78 1.5338 4 2 4 4 60.45 1.19 1.5313 0 10 1 2 61.58 4.81 1.5059 3 1 6 4 61.73 4.16 1.5027 0 4 7 2 62.24 3.64 1.4916 0 10 2 2 62.83 2.09 1.4791 3 5 5 4 64.65 2.91 1.4417 5 1 2 4 65.15 1.26 1.4318 0 10 3 2 65.44 1.12 1.4263 5 3 1 4 65.94 1.14 1.4166 2 6 6 4 66.05 2.10 1.4144 3 9 0 4 66.47 2.46 1.4067 4 6 3 4 67.15 1.56 1.3940 5 3 2 4 67.61 1.82 1.3856 2 10 2 4 68.03 1.03 1.3780 0 6 7 2 69.12 1.15 1.3590 3 5 6 4 69.12 1.81 1.3589 0 10 4 2 69.32 1.29 1.3556 0 8 6 2 69.96 3.42 1.3448 5 3 3 4 70.31 1.28 1.3388 0 4 8 2 70.40 1.50 1.3374 4 6 4 4 70.63 1.43 1.3336 2 0 8 2 71.41 2.56 1.3209 5 1 4 4 71.84 1.05 1.3141 2 2 8 4 73.19 2.87 1.2931 2 6 7 4 73.55 1.37 1.2878 0 12 0 2 74.25 2.38 1.2773 2 10 4 4 74.43 1.43 1.2746 2 8 6 4 74.93 1.87 1.2674 3 9 4 4 75.32 3.59 1.2618 4 6 5 4 76.24 1.25 1.2488 3 5 7 4 76.31 1.66 1.2479 5 1 5 4 76.34 1.11 1.2475 6 0 0 2 76.43 1.40 1.2462 0 8 7 2 76.96 1.59 1.2390 5 7 0 4 78.48 1.37 1.2187 6 0 2 2 78.51 1.41 1.2184 5 5 4 4 79.09 1.82 1.2108 2 12 1 4 80.68 1.78 1.1909 2 12 2 4 81.29 1.13 1.1835 1 7 8 4 81.38 1.66 1.1824 2 8 7 4 81.52 1.93 1.1808 6 4 1 4 82.29 2.06 1.1717 4 4 7 4 82.74 1.40 1.1664 4 10 2 4 82.84 1.32 1.1653 3 11 3 4 84.43 4.59 1.1473 2 4 9 4 84.89 1.13 1.1424 2 10 6 4 85.42 1.14 1.1365 5 7 4 4 88.28 1.64 1.1069 5 9 2 4 88.52 1.46 1.1046 3 3 9 4 89.03 1.67 1.0996 4 10 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.