Dumortierite
Alexander V D, Griffen D T, Martin T J
American Mineralogist 71 (1986) 786-794
Crystal chemistry of some Fe- and Ti-poor dumortierites
Sample: #10, USNM 96698, from Petaca, New Mexco, USA
_database_code_amcsd 0001024
CELL PARAMETERS: 11.8000 20.2220 4.6990 90.000 90.000 90.000
SPACE GROUP: Pmcn
X-RAY WAVELENGTH: 1.541838
Cell Volume: 1121.273
Density (g/cm3): 3.353
MAX. ABS. INTENSITY / VOLUME**2: 3.637708072
RIR: 0.353
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
8.68 10.90 10.1918 1 1 0 4
15.02 60.67 5.9000 2 0 0 2
15.14 100.00 5.8530 1 3 0 4
17.40 49.14 5.0959 2 2 0 4
17.54 30.83 5.0555 0 4 0 2
19.39 1.90 4.5771 0 1 1 4
20.82 29.28 4.2673 1 1 1 8
20.85 15.61 4.2613 0 2 1 4
22.18 10.94 4.0080 1 2 1 8
23.04 13.79 3.8610 3 1 0 4
23.07 6.64 3.8548 0 3 1 4
23.17 11.89 3.8389 2 4 0 4
23.25 11.88 3.8259 1 5 0 4
24.62 6.52 3.6164 2 1 1 8
25.79 59.10 3.4545 2 2 1 8
25.89 33.67 3.4418 0 4 1 4
26.23 14.27 3.3973 3 3 0 4
26.45 4.89 3.3703 0 6 0 2
26.99 22.93 3.3041 1 4 1 8
27.64 92.07 3.2271 2 3 1 8
29.13 48.33 3.0654 0 5 1 4
29.95 7.00 2.9831 3 1 1 8
30.06 3.69 2.9729 2 4 1 8
30.12 4.79 2.9669 1 5 1 8
30.30 16.08 2.9500 4 0 0 2
30.55 37.69 2.9265 2 6 0 4
30.94 65.31 2.8903 3 2 1 8
31.73 3.11 2.8197 3 5 0 4
32.52 1.27 2.7531 3 3 1 8
32.93 13.16 2.7201 2 5 1 8
33.59 35.24 2.6678 1 6 1 8
35.22 35.88 2.5479 4 4 0 4
35.51 14.27 2.5278 0 8 0 2
36.23 20.53 2.4796 4 1 1 8
36.51 19.52 2.4610 0 7 1 4
37.06 9.37 2.4255 4 2 1 8
37.19 15.00 2.4178 3 5 1 8
37.33 12.56 2.4091 1 7 1 8
38.31 8.21 2.3495 0 0 2 2
38.40 2.17 2.3441 5 1 0 4
38.42 24.33 2.3427 4 3 1 8
38.58 5.91 2.3338 0 1 2 4
38.67 1.23 2.3283 3 7 0 4
38.76 1.86 2.3235 2 8 0 4
39.37 1.15 2.2885 0 2 2 4
39.68 1.26 2.2713 2 7 1 8
40.26 13.62 2.2399 4 4 1 8
40.52 7.44 2.2261 0 8 1 4
41.27 5.63 2.1875 1 8 1 8
41.36 10.18 2.1828 2 0 2 4
41.41 20.62 2.1804 1 3 2 8
41.62 1.22 2.1702 2 1 2 8
42.36 1.10 2.1336 2 2 2 8
42.53 6.25 2.1256 4 5 1 8
43.13 41.73 2.0976 5 1 1 8
43.37 36.72 2.0863 3 7 1 8
43.45 41.75 2.0828 2 8 1 8
43.85 5.44 2.0645 5 2 1 8
44.94 6.28 2.0171 3 0 2 4
45.04 1.50 2.0127 5 3 1 8
45.18 5.19 2.0071 3 1 2 8
45.25 4.18 2.0040 2 4 2 8
45.29 7.18 2.0021 1 5 2 8
45.88 4.45 1.9781 3 2 2 8
46.67 9.24 1.9464 5 4 1 8
46.90 1.53 1.9373 3 8 1 8
47.02 6.60 1.9324 3 3 2 8
47.15 1.37 1.9274 0 6 2 4
47.32 12.42 1.9209 2 5 2 8
47.42 7.14 1.9171 2 9 1 8
47.82 6.32 1.9022 1 6 2 8
48.60 13.64 1.8734 3 4 2 8
48.69 1.08 1.8700 5 5 1 8
49.04 1.06 1.8575 0 10 1 4
49.69 15.99 1.8349 1 10 1 8
49.77 1.17 1.8321 2 6 2 8
50.04 15.11 1.8228 0 7 2 4
50.51 6.52 1.8069 6 1 1 8
51.09 16.19 1.7878 5 6 1 8
51.15 3.23 1.7857 6 2 1 8
51.42 2.46 1.7769 4 8 1 8
51.54 22.49 1.7731 4 3 2 8
51.59 2.30 1.7718 2 10 1 8
52.22 8.28 1.7518 6 3 1 8
52.55 8.42 1.7415 2 7 2 8
52.90 9.14 1.7308 3 6 2 8
53.02 9.52 1.7272 4 4 2 8
53.23 2.86 1.7209 0 8 2 4
53.68 2.80 1.7076 6 4 1 8
53.82 3.12 1.7034 5 7 1 8
54.13 2.63 1.6943 1 11 1 8
54.87 6.74 1.6732 4 5 2 8
55.06 2.92 1.6679 4 10 0 4
55.16 3.00 1.6650 5 0 2 4
55.36 7.42 1.6594 5 1 2 8
55.57 9.02 1.6538 3 7 2 8
55.63 8.46 1.6521 2 8 2 8
55.92 6.82 1.6442 2 11 1 8
55.97 4.44 1.6429 5 2 2 8
56.25 2.83 1.6354 7 3 0 4
56.55 2.09 1.6273 5 9 0 4
56.69 3.17 1.6239 0 9 2 4
56.82 1.38 1.6204 2 12 0 4
56.86 13.86 1.6194 5 8 1 8
56.97 4.90 1.6165 5 3 2 8
57.08 4.69 1.6135 4 6 2 8
57.27 3.58 1.6087 1 9 2 8
57.71 1.34 1.5975 6 6 1 8
58.35 2.09 1.5815 5 4 2 8
58.74 1.04 1.5719 4 10 1 8
58.92 8.01 1.5675 7 2 1 8
59.40 9.94 1.5560 7 5 0 4
59.56 9.73 1.5522 6 8 0 4
59.89 2.19 1.5445 7 3 1 8
59.98 11.53 1.5422 1 13 0 4
60.18 2.04 1.5377 5 9 1 8
60.24 10.16 1.5364 6 7 1 8
60.43 2.03 1.5318 2 12 1 8
60.96 1.60 1.5199 1 10 2 8
61.23 1.53 1.5139 7 4 1 8
61.68 6.81 1.5039 6 1 2 8
61.81 3.22 1.5010 3 9 2 8
62.18 2.12 1.4928 5 6 2 8
62.24 2.71 1.4916 6 2 2 8
62.48 4.40 1.4865 4 8 2 8
62.62 3.13 1.4834 2 10 2 8
62.94 7.52 1.4767 0 13 1 4
63.02 12.91 1.4750 8 0 0 2
63.18 3.82 1.4717 6 3 2 8
63.21 6.78 1.4711 3 12 1 8
63.59 22.19 1.4633 4 12 0 4
63.76 11.28 1.4596 5 10 1 8
64.17 9.71 1.4514 3 1 3 8
64.22 10.97 1.4503 2 4 3 8
64.26 11.01 1.4496 1 5 3 8
64.41 1.30 1.4465 3 13 0 4
64.96 4.37 1.4356 7 6 1 8
65.12 1.51 1.4325 2 13 1 8
65.34 8.89 1.4281 3 10 2 8
65.63 10.24 1.4226 4 9 2 8
66.13 1.45 1.4130 6 5 2 8
66.50 7.61 1.4061 2 11 2 8
66.61 1.44 1.4039 8 1 1 8
67.33 3.66 1.3907 7 7 1 8
67.34 3.44 1.3905 5 8 2 8
67.89 2.42 1.3807 0 14 1 4
68.06 1.52 1.3776 8 3 1 8
68.09 4.00 1.3770 0 7 3 4
68.45 2.51 1.3706 4 2 3 8
68.53 3.11 1.3693 3 5 3 8
69.06 2.18 1.3601 4 10 2 8
69.22 5.72 1.3573 7 2 2 8
69.34 4.94 1.3552 4 3 3 8
69.57 1.47 1.3513 8 6 0 4
69.74 2.01 1.3484 7 9 0 4
69.98 1.57 1.3444 2 14 1 8
70.01 1.48 1.3439 7 8 1 8
70.49 1.15 1.3360 3 6 3 8
70.58 30.56 1.3344 4 4 3 8
70.76 14.29 1.3314 0 8 3 4
70.90 3.20 1.3291 8 5 1 8
72.17 1.42 1.3090 4 5 3 8
72.56 2.08 1.3027 3 14 1 8
72.76 13.14 1.2997 4 11 2 8
72.77 1.59 1.2996 3 7 3 8
72.82 1.26 1.2988 5 13 0 4
72.82 2.20 1.2988 2 8 3 8
72.92 2.33 1.2973 7 5 2 8
73.00 1.32 1.2961 7 9 1 8
73.01 7.99 1.2959 0 15 1 4
73.06 1.90 1.2951 6 8 2 8
73.31 3.22 1.2913 6 11 1 8
73.45 2.45 1.2893 1 13 2 8
73.52 1.01 1.2881 1 15 1 8
74.08 1.70 1.2798 4 6 3 8
74.24 1.34 1.2774 1 9 3 8
74.48 2.97 1.2740 8 8 0 4
74.83 2.09 1.2689 7 6 2 8
75.05 9.25 1.2657 2 15 1 8
75.08 9.42 1.2652 8 7 1 8
75.17 1.80 1.2639 0 16 0 2
75.93 2.74 1.2531 9 2 1 8
76.21 1.40 1.2492 8 0 2 4
76.28 8.62 1.2483 7 10 1 8
76.38 7.33 1.2468 8 1 2 8
76.73 1.98 1.2421 4 12 2 8
76.74 2.23 1.2420 5 5 3 8
77.32 1.36 1.2341 5 11 2 8
77.49 2.01 1.2318 3 13 2 8
77.98 5.25 1.2252 9 4 1 8
80.98 1.72 1.1873 4 13 2 8
81.37 3.15 1.1826 9 6 1 8
81.58 3.22 1.1800 10 0 0 2
82.03 1.20 1.1747 0 0 4 2
82.20 1.20 1.1728 0 1 4 4
82.26 2.55 1.1720 10 2 0 4
82.38 5.12 1.1706 5 15 0 4
82.69 2.04 1.1670 1 1 4 8
82.70 1.34 1.1669 0 2 4 4
82.94 2.49 1.1642 6 14 0 4
83.15 1.71 1.1617 4 16 0 4
83.19 2.58 1.1612 1 2 4 8
83.55 1.39 1.1571 9 7 1 8
83.73 1.17 1.1551 8 10 1 8
84.46 2.67 1.1470 2 15 2 8
84.67 1.07 1.1447 2 2 4 8
84.71 1.01 1.1443 0 4 4 4
85.66 3.00 1.1340 7 10 2 8
86.18 2.02 1.1285 5 9 3 8
86.70 1.60 1.1230 1 5 4 8
87.32 1.23 1.1166 9 4 2 8
88.16 1.48 1.1081 1 16 2 8
88.86 1.34 1.1012 10 5 1 8
88.90 1.28 1.1009 9 9 1 8
89.12 1.40 1.0987 3 4 4 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.