Epididymite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R070580 Robinson P D, Fang J H American Mineralogist 55 (1970) 1541-1549 The crystal structure of epididymite Locality: Narsarsuk, Greenland CELL PARAMETERS: 12.7340 13.6290 7.3500 90.000 90.000 90.000 SPACE GROUP: Pnma ATOM X Y Z OCCUPANCY ISO(B) Na 0.10300 0.06980 0.50140 1.000 2.200 Be 0.49510 0.00020 0.34330 1.000 0.500 Si 0.15890 0.13800 0.01550 1.000 0.300 Si 0.34290 0.13660 0.73140 1.000 0.300 Si 0.33170 0.13780 0.30540 1.000 0.400 O 0.12070 0.25000 0.00050 1.000 1.100 O 0.21740 0.12340 0.20980 1.000 0.900 O 0.06030 0.06640 0.00670 1.000 0.700 O 0.23730 0.11420 0.84980 1.000 1.000 O 0.43450 0.06450 0.79070 1.000 0.800 O 0.37840 0.25000 0.76560 1.000 0.800 O 0.30480 0.12390 0.52040 1.000 0.700 O 0.37090 0.25000 0.26740 1.000 0.800 O 0.41510 0.06290 0.22560 1.000 0.900 OH 0.05770 0.25000 0.48900 1.000 2.300 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 11 +/- 12 +/- 6 MAX. ABS. INTENSITY / VOLUME**2: 11.13391865 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 12.99 3.45 6.8145 0 2 0 13.91 17.69 6.3670 2 0 0 13.91 20.49 6.3657 1 0 1 15.36 10.99 5.7686 2 1 0 15.36 4.41 5.7676 1 1 1 18.44 1.56 4.8124 2 0 1 19.08 14.95 4.6523 2 2 0 24.21 24.59 3.6757 3 0 1 24.22 1.65 3.6750 0 0 2 25.22 1.30 3.5309 1 0 2 26.07 1.22 3.4181 1 1 2 26.15 35.27 3.4072 0 4 0 27.57 9.96 3.2351 3 2 1 28.03 13.74 3.1835 4 0 0 28.03 2.77 3.1829 2 0 2 28.80 4.03 3.1001 4 1 0 28.80 100.00 3.0995 2 1 2 29.74 40.86 3.0041 2 4 0 29.74 5.83 3.0040 1 4 1 31.01 2.09 2.8843 4 2 0 32.19 1.10 2.7808 2 4 1 32.90 1.28 2.7224 3 1 2 34.40 16.24 2.6068 2 3 2 35.84 1.78 2.5058 2 5 0 35.94 14.28 2.4988 3 4 1 37.37 8.41 2.4064 5 0 1 39.68 2.66 2.2715 0 6 0 39.72 1.69 2.2691 5 2 1 39.73 1.43 2.2689 4 2 2 42.24 2.47 2.1394 2 6 0 42.24 1.73 2.1394 1 6 1 42.51 3.88 2.1265 5 3 1 42.51 3.07 2.1264 4 3 2 42.52 1.37 2.1261 1 3 3 43.72 1.24 2.0703 2 5 2 44.72 2.34 2.0263 6 2 0 46.18 4.05 1.9656 5 4 1 49.61 10.99 1.8375 0 0 4 50.08 4.27 1.8214 6 1 2 50.16 1.04 1.8187 1 0 4 50.60 16.33 1.8039 4 5 2 50.60 2.83 1.8038 1 5 3 50.67 4.00 1.8014 6 4 0 52.24 7.01 1.7510 5 1 3 53.81 2.72 1.7036 0 8 0 54.83 2.24 1.6744 3 5 3 55.87 5.28 1.6457 2 8 0 55.87 1.11 1.6457 5 3 3 55.87 1.64 1.6457 1 8 1 56.94 1.62 1.6173 0 4 4 57.95 4.70 1.5914 4 0 4 58.35 1.01 1.5814 4 5 3 59.62 4.64 1.5508 6 6 0 59.84 4.55 1.5457 3 8 1 62.69 2.81 1.4819 5 5 3 64.12 3.13 1.4523 8 1 2 64.13 1.44 1.4522 7 1 3 67.15 1.29 1.3939 2 6 4 67.34 2.63 1.3905 7 3 3 67.42 2.67 1.3891 3 0 5 68.63 2.61 1.3675 2 9 2 68.89 1.72 1.3629 0 10 0 70.94 3.65 1.3285 6 8 0 71.44 1.24 1.3204 2 4 5 73.57 6.20 1.2874 8 5 2 73.63 1.27 1.2865 9 4 1 73.64 2.75 1.2864 6 4 4 73.65 3.35 1.2863 3 4 5 73.96 2.60 1.2816 4 9 2 73.96 1.48 1.2816 1 9 3 74.53 1.34 1.2731 5 0 5 75.95 1.57 1.2529 4 10 0 76.69 1.14 1.2427 4 4 5 77.93 1.10 1.2259 2 8 4 80.08 1.13 1.1983 2 1 6 80.54 1.03 1.1926 5 4 5 83.03 1.66 1.1631 10 3 2 83.78 1.98 1.1546 2 11 2 84.24 2.08 1.1495 5 9 3 88.11 1.04 1.1087 1 8 5 89.54 1.33 1.0947 0 10 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.