Tugtupite
Hassan I, Grundy H D
The Canadian Mineralogist 29 (1991) 385-390
The crystal structure and thermal expansion of tugtupite,
Na8[Al2Be2Si8O24]Cl2
_database_code_amcsd 0005268
CELL PARAMETERS: 8.6400 8.6400 8.8730 90.000 90.000 90.000
SPACE GROUP: I-4
X-RAY WAVELENGTH: 1.541838
Cell Volume: 662.366
Density (g/cm3): 2.345
MAX. ABS. INTENSITY / VOLUME**2: 17.00833087
RIR: 2.362
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
14.31 35.44 6.1901 1 0 1 4
14.50 5.14 6.1094 1 1 0 4
20.01 6.52 4.4365 0 0 2 2
20.56 1.72 4.3200 2 0 0 4
24.80 31.94 3.5898 1 1 2 4
25.14 46.31 3.5426 2 1 1 4
25.14 53.69 3.5426 1 2 1 4
29.24 1.69 3.0547 2 2 0 4
31.98 4.42 2.7983 1 0 3 4
32.69 4.80 2.7393 3 0 1 4
32.78 3.16 2.7322 3 1 0 4
35.69 18.17 2.5160 2 2 2 4
38.32 7.35 2.3486 2 1 3 4
38.32 3.02 2.3486 1 2 3 4
38.70 2.80 2.3264 3 1 2 4
38.70 3.18 2.3264 1 3 2 4
38.93 2.92 2.3134 3 2 1 4
38.93 6.15 2.3134 2 3 1 4
43.40 8.98 2.0851 1 1 4 4
43.88 12.14 2.0634 3 0 3 4
44.42 6.00 2.0394 4 1 1 4
44.42 6.70 2.0394 1 4 1 4
44.49 7.50 2.0365 3 3 0 4
46.78 4.45 1.9421 4 0 2 4
48.92 3.80 1.8619 3 2 3 4
50.87 1.93 1.7949 2 2 4 4
51.60 2.52 1.7713 4 2 2 4
53.60 1.79 1.7099 1 4 3 4
54.07 4.83 1.6961 4 3 1 4
57.12 1.29 1.6127 1 2 5 4
58.29 1.12 1.5829 1 5 2 4
58.46 1.33 1.5788 5 2 1 4
59.76 7.53 1.5475 4 0 4 4
60.63 2.84 1.5274 4 4 0 4
61.36 1.51 1.5108 3 0 5 4
62.22 1.36 1.4920 3 4 3 4
62.22 1.25 1.4920 5 0 3 4
62.84 1.64 1.4788 0 0 6 2
63.90 2.17 1.4569 4 2 4 4
63.90 2.07 1.4569 2 4 4 4
64.53 3.93 1.4442 4 4 2 4
64.74 1.68 1.4400 6 0 0 4
65.45 2.07 1.4261 3 2 5 4
65.45 2.13 1.4261 2 3 5 4
66.27 2.77 1.4103 2 5 3 4
66.53 2.78 1.4054 5 3 2 4
66.69 1.12 1.4025 6 1 1 4
69.40 1.25 1.3542 1 4 5 4
70.61 1.09 1.3340 5 4 1 4
70.79 1.39 1.3311 2 2 6 4
72.38 1.65 1.3056 6 2 2 4
72.71 1.24 1.3005 1 3 6 4
74.04 1.04 1.2804 1 6 3 4
74.43 1.13 1.2746 3 6 1 4
75.59 3.10 1.2580 4 4 4 4
79.59 1.64 1.2044 2 1 7 4
80.22 1.09 1.1966 3 3 6 4
80.75 1.14 1.1901 2 5 5 4
81.51 1.51 1.1809 3 6 3 4
81.75 1.72 1.1780 1 7 2 4
81.89 1.47 1.1763 7 2 1 4
88.08 1.67 1.1089 6 1 5 4
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XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.