Heulandite Wust T, Stolz J, Armbruster T American Mineralogist 84 (1999) 1126-1134 Partially dealuminated heulandite produced by acidic REECl3 solution: A chemical and single-crystal X-ray study Sample: REE100 Tetrahedral sites were refined as Si _database_code_amcsd 0002252 CELL PARAMETERS: 17.6110 17.9330 7.3980 90.000 116.290 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 2094.751 Density (g/cm3): 2.181 MAX. ABS. INTENSITY / VOLUME**2: 5.022555343 RIR: 0.750 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 7.46 1.56 11.8506 1 1 0 4 9.86 100.00 8.9665 0 2 0 2 11.21 35.01 7.8947 2 0 0 2 12.95 12.26 6.8370 -1 1 1 4 13.09 13.49 6.7638 -2 0 1 2 13.35 8.98 6.6328 0 0 1 2 14.95 2.98 5.9253 2 2 0 4 16.63 2.78 5.3324 0 2 1 4 16.95 13.51 5.2296 -3 1 1 4 17.36 26.34 5.1091 1 1 1 4 17.56 2.88 5.0501 3 1 0 4 19.09 15.90 4.6490 -1 3 1 4 20.46 4.45 4.3406 -4 0 1 2 22.03 1.07 4.0343 -3 3 1 4 22.35 55.34 3.9782 1 3 1 4 22.51 47.23 3.9502 3 3 0 4 22.52 24.33 3.9473 4 0 0 2 22.76 28.23 3.9069 -4 2 1 4 22.81 31.72 3.8985 2 4 0 4 23.22 6.60 3.8312 2 2 1 4 23.81 2.59 3.7369 -2 4 1 4 23.96 2.34 3.7143 0 4 1 4 24.07 8.36 3.6978 -2 0 2 2 25.09 16.41 3.5493 -3 1 2 4 25.37 1.44 3.5109 -1 1 2 4 25.79 7.01 3.4539 -5 1 1 4 26.07 29.71 3.4185 -2 2 2 4 26.34 4.07 3.3842 3 1 1 4 26.35 15.20 3.3819 -4 0 2 2 26.88 16.78 3.3164 0 0 2 2 28.20 30.44 3.1643 -4 2 2 4 28.62 14.65 3.1185 -4 4 1 4 29.07 12.61 3.0714 -1 3 2 4 29.45 2.31 3.0330 -5 3 1 4 29.59 5.06 3.0189 -5 1 2 4 29.79 9.72 2.9989 -3 5 1 4 29.89 2.49 2.9888 0 6 0 2 29.93 2.58 2.9855 3 3 1 4 30.03 29.39 2.9756 1 5 1 4 30.15 23.90 2.9638 3 5 0 4 30.30 10.52 2.9494 1 1 2 4 30.50 6.55 2.9313 -6 0 1 2 31.08 2.10 2.8779 4 0 1 2 31.36 2.01 2.8527 -2 4 2 4 32.05 24.98 2.7922 5 3 0 4 32.13 7.97 2.7862 -6 2 1 4 32.68 1.07 2.7402 4 2 1 4 32.76 11.08 2.7338 -2 6 1 4 32.76 1.24 2.7336 -6 0 2 2 32.87 6.48 2.7250 0 6 1 4 33.51 3.94 2.6742 1 3 2 4 35.13 4.67 2.5546 2 2 2 4 35.22 1.16 2.5482 -3 5 2 4 35.43 3.93 2.5338 -1 5 2 4 35.50 1.49 2.5288 1 7 0 4 35.55 1.90 2.5251 6 2 0 4 35.74 2.39 2.5122 -5 5 1 4 36.15 2.22 2.4849 3 5 1 4 36.63 1.50 2.4534 -6 4 1 4 36.80 5.91 2.4424 2 6 1 4 36.89 1.27 2.4368 5 1 1 4 37.05 3.96 2.4263 -2 0 3 2 37.12 4.99 2.4218 4 4 1 4 37.31 3.14 2.4101 -7 1 2 4 37.75 3.02 2.3828 4 6 0 4 41.29 1.80 2.1865 -6 2 3 4 41.50 2.38 2.1760 -1 3 3 4 42.85 2.01 2.1104 7 3 0 4 43.23 2.26 2.0928 -6 6 1 4 43.26 1.48 2.0913 -3 7 2 4 43.43 3.92 2.0837 6 2 1 4 43.66 2.16 2.0731 4 6 1 4 44.04 2.00 2.0560 3 7 1 4 44.09 1.62 2.0538 1 1 3 4 45.01 2.78 2.0142 -6 4 3 4 45.04 2.66 2.0130 -7 5 2 4 46.38 3.22 1.9576 -1 5 3 4 46.44 2.34 1.9554 -8 4 1 4 46.92 3.19 1.9364 -9 1 2 4 47.01 1.76 1.9330 6 4 1 4 48.50 1.53 1.8771 2 2 3 4 48.87 1.33 1.8635 3 9 0 4 49.77 1.59 1.8321 -5 1 4 4 50.08 2.64 1.8215 -3 1 4 4 50.92 2.37 1.7933 0 10 0 2 51.05 1.57 1.7890 -7 7 1 4 51.69 2.83 1.7685 4 8 1 4 51.83 4.39 1.7639 -7 7 2 4 52.25 2.96 1.7507 -3 3 4 4 52.41 1.91 1.7457 -3 9 2 4 52.60 1.57 1.7399 -5 7 3 4 52.89 3.37 1.7311 0 10 1 4 53.09 1.96 1.7250 3 9 1 4 53.83 1.41 1.7030 3 3 3 4 54.18 2.10 1.6929 7 7 0 4 54.25 1.07 1.6910 -8 0 4 2 54.43 2.59 1.6856 -10 0 3 2 55.28 2.30 1.6617 -8 2 4 4 55.82 2.75 1.6470 8 6 0 4 56.35 1.16 1.6327 4 10 0 4 57.02 4.07 1.6152 2 6 3 4 57.92 2.59 1.5920 3 5 3 4 58.02 1.44 1.5896 -6 8 3 4 58.45 1.43 1.5789 10 0 0 2 59.08 1.18 1.5637 7 1 2 4 59.22 1.03 1.5602 -8 8 1 4 59.70 1.15 1.5488 6 8 1 4 60.86 1.02 1.5220 4 10 1 4 62.72 2.00 1.4813 8 8 0 4 62.98 1.41 1.4759 8 6 1 4 63.84 1.00 1.4581 2 8 3 4 64.41 2.10 1.4464 -12 2 2 4 64.78 1.77 1.4391 -5 11 2 4 65.01 1.73 1.4347 1 9 3 4 65.21 1.56 1.4307 -11 5 3 4 66.05 1.80 1.4146 -2 0 5 2 66.13 1.48 1.4130 -4 12 1 4 66.18 1.14 1.4121 9 5 1 4 66.43 1.51 1.4074 -11 3 4 4 67.75 1.39 1.3831 -8 10 1 4 68.64 1.53 1.3674 -5 5 5 4 69.40 1.34 1.3542 -7 11 2 4 69.49 1.62 1.3527 -7 5 5 4 70.12 1.00 1.3420 -3 5 5 4 70.34 1.01 1.3384 7 7 2 4 72.52 1.18 1.3035 2 12 2 4 73.77 1.03 1.2843 -5 13 1 4 74.96 1.42 1.2669 -2 10 4 4 76.14 1.91 1.2502 -9 11 2 4 77.40 1.01 1.2330 7 9 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.