Alum-(Na)
Larson A C, Cromer D T
Acta Crystallographica 22 (1967) 793-800
Refinement of the alum structures. III. X-ray study of the a alums,
K, Rb and NH4Al(SO4)2*12H2O
Locality: Synthetic
_database_code_amcsd 0019047
CELL PARAMETERS: 12.2430 12.2430 12.2430 90.000 90.000 90.000
SPACE GROUP: Pa3
X-RAY WAVELENGTH: 1.541838
Cell Volume: 1835.116
Density (g/cm3): 1.979
MAX. ABS. INTENSITY / VOLUME**2: 10.87507795
RIR: 1.790
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
12.52 1.02 7.0685 1 1 1 8
14.47 15.46 6.1215 2 0 0 6
16.19 19.54 5.4752 2 1 0 12
17.75 12.96 4.9982 2 1 1 24
20.52 100.00 4.3286 2 2 0 12
21.78 32.14 4.0810 2 2 1 24
25.20 6.70 3.5342 2 2 2 8
27.25 15.90 3.2721 3 2 1 24
27.25 33.93 3.2721 3 1 2 24
29.18 36.55 3.0608 4 0 0 6
30.10 9.77 2.9694 4 1 0 12
30.10 1.25 2.9694 3 2 2 24
30.99 9.40 2.8857 4 1 1 24
31.86 66.27 2.8087 3 3 1 24
32.71 27.94 2.7376 4 2 0 12
33.54 8.86 2.6716 4 1 2 24
34.36 7.67 2.6102 3 3 2 24
35.94 14.55 2.4991 4 2 2 24
37.46 2.10 2.4010 4 3 1 24
38.20 19.62 2.3562 3 3 3 8
38.20 2.69 2.3562 5 1 1 24
39.64 2.14 2.2735 4 3 2 24
40.35 2.24 2.2353 5 1 2 24
41.73 3.20 2.1643 4 4 0 12
42.41 3.31 2.1312 4 4 1 24
43.08 2.75 2.0997 4 3 3 24
43.74 4.61 2.0694 5 3 1 24
44.40 15.10 2.0405 6 0 0 6
45.04 4.98 2.0127 6 1 0 12
45.68 2.22 1.9861 6 1 1 24
45.68 3.47 1.9861 5 3 2 24
46.94 22.13 1.9358 6 0 2 12
46.94 6.77 1.9358 6 2 0 12
47.56 1.69 1.9120 6 1 2 24
48.78 15.19 1.8670 5 3 3 24
49.38 4.67 1.8457 6 2 2 24
49.97 2.47 1.8251 5 4 2 24
49.97 1.09 1.8251 5 2 4 24
50.56 4.32 1.8051 6 3 1 24
52.88 2.83 1.7314 5 4 3 24
53.45 1.12 1.7144 7 1 1 24
54.01 2.84 1.6978 6 0 4 12
54.01 7.31 1.6978 6 4 0 12
55.13 1.51 1.6661 5 5 2 24
56.23 6.49 1.6360 6 4 2 24
56.23 6.70 1.6360 6 2 4 24
56.77 4.21 1.6216 7 2 2 24
57.85 3.28 1.5939 7 1 3 24
58.92 1.02 1.5676 6 5 0 12
61.54 1.12 1.5070 7 1 4 24
62.56 1.51 1.4847 6 4 4 24
62.56 5.60 1.4847 8 0 2 12
62.56 2.90 1.4847 8 2 0 12
63.07 1.19 1.4739 7 2 4 24
64.59 6.40 1.4429 6 6 0 12
65.60 1.22 1.4232 7 4 3 24
66.59 3.19 1.4044 6 6 2 24
68.56 1.44 1.3688 8 4 0 12
68.56 2.06 1.3688 8 0 4 12
69.04 1.93 1.3603 8 4 1 24
70.01 1.17 1.3438 7 5 3 24
70.01 1.13 1.3438 7 3 5 24
70.50 1.08 1.3358 8 2 4 24
70.98 1.43 1.3279 7 0 6 12
71.46 1.06 1.3202 9 2 1 24
72.41 3.12 1.3051 6 6 4 24
73.36 1.10 1.2905 8 1 5 24
73.84 1.03 1.2834 9 1 3 24
73.84 2.10 1.2834 9 3 1 24
76.19 1.44 1.2495 8 4 4 24
79.90 4.34 1.2005 8 6 2 24
79.90 1.94 1.2005 8 2 6 24
81.75 1.54 1.1781 6 6 6 8
84.95 1.57 1.1417 9 3 5 24
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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.