Spodumene-II
Clarke P T, Spink J M
Zeitschrift fur Kristallographie 130 (1969) 420-426
The crystal structure of beta spodumene, LiAlSi2O6-II
Locality: synthetic
_database_code_amcsd 0010702
CELL PARAMETERS: 7.5340 7.5430 9.1580 90.000 90.000 90.000
SPACE GROUP: P4_32_12
X-RAY WAVELENGTH: 1.541838
Cell Volume: 520.440
Density (g/cm3): 2.375
MAX. ABS. INTENSITY / VOLUME**2: 10.98701762
RIR: 1.507
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
15.22 2.18 5.8223 0 1 1 8
15.23 2.17 5.8182 1 0 1 8
16.63 1.06 5.3305 1 1 0 4
19.27 18.57 4.6069 1 1 1 8
22.72 31.00 3.9142 0 1 2 8
22.73 30.97 3.9130 1 0 2 8
25.54 100.00 3.4873 0 2 1 8
25.57 99.70 3.4838 2 0 1 8
25.65 39.03 3.4734 1 1 2 8
28.20 10.93 3.1648 1 2 1 8
28.22 10.91 3.1628 2 1 1 8
33.84 3.79 2.6490 1 1 3 8
39.11 8.32 2.3035 2 2 2 8
39.35 3.11 2.2895 0 0 4 2
39.83 3.53 2.2632 1 2 3 8
39.84 3.53 2.2625 2 1 3 8
41.21 2.85 2.1906 1 0 4 8
42.75 2.68 2.1153 1 3 2 8
42.78 2.68 2.1137 3 1 2 8
43.00 1.91 2.1037 1 1 4 8
46.81 5.60 1.9408 0 3 3 8
46.84 5.59 1.9394 3 0 3 8
47.81 2.60 1.9023 2 3 2 8
47.83 2.60 1.9016 3 2 2 8
48.04 2.82 1.8938 2 1 4 8
48.26 9.13 1.8858 0 4 0 4
48.32 9.09 1.8835 4 0 0 4
48.43 7.31 1.8794 1 3 3 8
48.46 7.29 1.8783 3 1 3 8
53.98 1.59 1.6988 1 4 2 8
54.03 1.58 1.6972 4 1 2 8
55.40 2.77 1.6584 2 4 1 8
55.44 2.76 1.6572 4 2 1 8
55.65 1.76 1.6517 1 3 4 8
55.68 1.76 1.6509 3 1 4 8
55.81 7.70 1.6472 2 0 5 8
57.25 1.16 1.6093 2 1 5 8
59.92 5.45 1.5437 3 2 4 8
60.27 2.25 1.5356 3 3 3 8
62.04 1.17 1.4959 1 0 6 8
62.76 1.43 1.4804 0 3 5 8
62.79 1.43 1.4798 3 0 5 8
63.73 1.35 1.4603 1 5 1 8
63.81 1.35 1.4587 5 1 1 8
63.96 1.34 1.4556 0 4 4 8
64.01 1.34 1.4545 4 0 4 8
64.10 1.06 1.4527 1 3 5 8
64.13 1.06 1.4521 3 1 5 8
65.10 3.43 1.4328 0 5 2 8
65.18 3.42 1.4313 5 0 2 8
66.42 2.96 1.4076 1 5 2 8
66.49 2.95 1.4062 5 1 2 8
66.62 2.90 1.4037 3 3 4 8
67.68 2.14 1.3844 2 5 1 8
67.74 2.13 1.3832 5 2 1 8
68.06 1.81 1.3776 3 2 5 8
69.55 3.36 1.3516 4 3 3 8
70.69 1.06 1.3326 4 4 0 4
71.19 7.32 1.3245 2 2 6 8
74.55 1.61 1.2729 2 5 3 8
74.61 1.61 1.2720 5 2 3 8
76.55 1.32 1.2445 3 5 2 8
76.60 1.31 1.2439 5 3 2 8
76.88 4.92 1.2401 4 2 5 8
77.19 2.51 1.2359 2 0 7 8
78.41 1.67 1.2196 2 1 7 8
80.69 1.32 1.1908 3 5 3 8
80.74 1.32 1.1902 5 3 3 8
85.09 2.82 1.1401 5 4 2 8
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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.