Rossmanite
Selway J B, Novak M, Hawthorne F C, Cerny P, Ottolini L, Kyser T K
American Mineralogist 83 (1998) 896-900
Rossmanite, _(LiAl2)Al6(Si6O18)(BO3)3(OH)4, a new alkali-deficient tourmaline:
Description and crystal structure
Locality: Rozna, Moravia, Czech Republic
_database_code_amcsd 0002029
CELL PARAMETERS: 15.7700 15.7700 7.0850 90.000 90.000 120.000
SPACE GROUP: R3m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 1525.927
Density (g/cm3): 3.042
MAX. ABS. INTENSITY / VOLUME**2: 6.495711904
RIR: 0.695
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
11.22 20.39 7.8850 1 1 0 6
14.08 29.68 6.2891 1 0 1 3
18.04 25.17 4.9167 0 2 1 3
19.50 9.54 4.5524 3 0 0 3
21.30 62.31 4.1721 2 1 1 6
22.55 100.00 3.9425 2 2 0 6
25.98 55.78 3.4290 0 1 2 3
26.69 18.89 3.3404 1 3 1 6
29.03 8.25 3.0758 4 0 1 3
29.98 14.80 2.9802 4 1 0 6
30.61 71.41 2.9208 1 2 2 6
31.21 3.55 2.8655 3 2 1 6
34.67 6.95 2.5873 3 1 2 6
35.21 96.90 2.5486 0 5 1 3
37.07 2.09 2.4251 2 4 1 6
38.10 11.54 2.3617 0 0 3 1
38.35 14.75 2.3469 2 3 2 6
38.85 26.32 2.3179 5 1 1 6
39.59 2.08 2.2762 6 0 0 3
41.76 10.15 2.1631 5 0 2 3
42.22 10.90 2.1403 4 3 1 6
43.15 6.31 2.0964 0 3 3 3
43.15 4.37 2.0964 3 0 3 3
43.38 7.91 2.0860 4 2 2 6
44.73 12.09 2.0260 2 2 3 6
44.95 36.45 2.0167 1 5 2 6
45.39 6.58 1.9982 1 6 1 6
46.04 1.85 1.9713 4 4 0 6
47.97 34.07 1.8964 3 4 2 6
48.39 2.31 1.8810 3 5 1 6
48.39 2.13 1.8810 7 0 1 3
49.23 5.73 1.8510 1 4 3 6
49.23 1.98 1.8510 4 1 3 6
49.84 8.47 1.8297 6 2 1 6
50.45 1.67 1.8089 7 1 0 6
50.86 1.30 1.7954 6 1 2 6
52.06 5.85 1.7567 3 3 3 6
52.07 4.07 1.7565 1 0 4 3
53.24 1.47 1.7206 6 3 0 6
53.44 1.66 1.7145 0 2 4 3
53.63 1.12 1.7090 5 3 2 6
54.98 3.33 1.6702 2 6 2 6
56.12 19.88 1.6389 0 6 3 3
56.12 2.77 1.6389 6 0 3 3
56.68 15.81 1.6241 2 7 1 6
58.53 14.91 1.5770 5 5 0 6
58.72 3.52 1.5723 4 0 4 3
58.90 3.58 1.5680 4 5 2 6
59.26 2.84 1.5593 8 1 1 6
60.00 1.70 1.5419 3 2 4 6
60.53 5.50 1.5296 4 6 1 6
61.07 6.42 1.5175 9 0 0 3
61.42 5.53 1.5094 7 2 2 6
61.78 1.54 1.5016 7 3 1 6
62.31 4.25 1.4901 8 2 0 6
62.50 14.58 1.4861 0 5 4 3
63.72 4.05 1.4604 2 4 4 6
63.89 1.38 1.4570 1 8 2 6
64.94 4.37 1.4361 1 7 3 6
64.94 15.83 1.4360 5 1 4 6
65.10 5.88 1.4327 6 4 2 6
65.96 4.15 1.4162 7 4 0 6
66.32 2.59 1.4094 0 1 5 3
66.65 7.47 1.4033 6 5 1 6
66.65 2.88 1.4033 1 9 1 6
67.33 2.13 1.3907 3 6 3 6
67.33 4.98 1.3907 6 3 3 6
67.33 15.10 1.3906 4 3 4 6
67.51 1.22 1.3874 2 0 5 3
69.01 1.67 1.3609 3 8 1 6
70.18 10.87 1.3410 10 0 1 3
71.01 3.80 1.3274 5 6 2 6
71.34 1.05 1.3221 9 2 1 6
71.84 4.88 1.3142 6 6 0 6
72.00 3.67 1.3115 5 5 3 6
72.01 1.11 1.3114 7 0 4 3
72.01 3.50 1.3114 3 5 4 6
72.18 4.04 1.3088 0 4 5 3
72.98 12.27 1.2963 10 1 0 6
73.16 2.13 1.2937 6 2 4 6
73.31 2.71 1.2913 8 3 2 6
73.33 2.58 1.2911 2 3 5 6
73.64 1.46 1.2864 5 7 1 6
74.29 1.04 1.2766 9 0 3 3
74.45 1.62 1.2743 0 10 2 3
74.78 1.28 1.2696 8 4 1 6
75.26 5.30 1.2626 9 3 0 6
75.43 2.04 1.2602 2 8 3 6
75.60 11.42 1.2578 5 0 5 3
76.56 4.31 1.2444 5 4 4 6
78.16 4.37 1.2229 0 11 1 3
78.96 1.78 1.2125 4 8 2 6
79.27 1.46 1.2085 2 10 1 6
80.08 2.68 1.1983 3 4 5 6
81.52 1.66 1.1808 0 0 6 1
82.30 1.35 1.1716 6 1 5 6
82.60 2.99 1.1680 11 1 1 6
84.83 1.47 1.1430 3 0 6 3
85.44 6.37 1.1364 10 1 3 6
87.63 2.05 1.1135 9 3 3 6
87.64 1.72 1.1134 6 5 4 6
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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.