Neptunite
Cannillo E, Mazzi F, Rossi G
Acta Crystallographica 21 (1966) 200-208
The crystal structure of neptunite
Locality: San Benito, California, USA
_database_code_amcsd 0018847
CELL PARAMETERS: 16.4600 12.5000 10.0100 90.000 115.430 90.000
SPACE GROUP: C2/c
X-RAY WAVELENGTH: 1.541838
Cell Volume: 1860.008
Density (g/cm3): 3.242
MAX. ABS. INTENSITY / VOLUME**2: 7.650637926
RIR: 0.768
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
9.24 100.00 9.5671 1 1 0 4
11.46 40.83 7.7219 -1 1 1 4
15.23 13.01 5.8171 1 1 1 4
18.43 3.83 4.8137 -2 2 1 4
18.55 3.96 4.7836 2 2 0 4
19.26 6.42 4.6083 -1 1 2 4
19.64 33.68 4.5201 0 0 2 2
22.16 2.93 4.0120 1 3 0 4
23.04 4.05 3.8609 -2 2 2 4
23.19 17.56 3.8356 -1 3 1 4
23.32 1.19 3.8147 2 2 1 4
23.58 1.62 3.7736 -4 0 2 2
23.95 5.64 3.7163 4 0 0 2
25.31 62.42 3.5190 1 3 1 4
26.95 24.18 3.3078 -3 3 1 4
27.93 1.02 3.1943 4 2 0 4
27.97 48.89 3.1897 -1 3 2 4
27.98 35.93 3.1890 3 3 0 4
28.19 4.58 3.1652 -5 1 1 4
28.49 1.43 3.1330 -1 1 3 4
28.87 27.57 3.0924 -5 1 2 4
29.48 13.78 3.0299 -3 3 2 4
30.26 6.10 2.9535 0 4 1 4
30.38 54.60 2.9427 -2 2 3 4
30.74 30.67 2.9085 2 2 2 4
30.92 28.44 2.8924 5 1 0 4
31.48 43.90 2.8415 1 3 2 4
32.24 11.26 2.7763 3 3 1 4
32.76 26.93 2.7338 -5 1 3 4
32.84 5.87 2.7275 3 1 2 4
32.93 1.87 2.7199 -6 0 2 2
34.01 3.84 2.6363 -2 4 2 4
34.86 3.75 2.5740 -3 3 3 4
35.11 15.31 2.5559 -1 3 3 4
36.01 24.91 2.4940 -6 2 2 4
36.09 1.69 2.4885 -4 4 1 4
36.20 24.28 2.4814 -6 2 1 4
36.35 15.18 2.4714 5 1 1 4
36.64 2.14 2.4528 -3 1 4 4
37.11 1.20 2.4227 -1 5 1 4
37.36 7.23 2.4068 -4 4 2 4
37.61 3.22 2.3918 4 4 0 4
38.31 5.63 2.3496 -1 1 4 4
38.53 1.46 2.3366 1 5 1 4
38.73 1.02 2.3250 -5 3 3 4
39.00 2.72 2.3094 -5 1 4 4
39.01 10.37 2.3087 -7 1 2 4
39.09 1.80 2.3041 -2 2 4 4
39.42 3.21 2.2856 1 3 3 4
39.50 1.76 2.2811 2 2 3 4
39.52 1.31 2.2805 -2 4 3 4
39.68 1.54 2.2716 -3 5 1 4
39.87 6.35 2.2608 -7 1 1 4
40.41 1.74 2.2322 -1 5 2 4
40.76 6.39 2.2137 -7 1 3 4
41.64 33.81 2.1692 0 4 3 4
41.87 4.32 2.1578 3 1 3 4
43.02 3.71 2.1023 1 5 2 4
43.21 4.54 2.0936 7 1 0 4
43.49 10.87 2.0810 -6 2 4 4
43.62 9.79 2.0749 1 1 4 4
43.63 3.79 2.0746 -1 3 4 4
43.63 2.13 2.0744 5 1 2 4
44.02 12.57 2.0571 -8 0 2 2
44.25 1.46 2.0468 -5 3 4 4
44.29 7.52 2.0451 6 2 1 4
44.86 1.21 2.0204 -7 1 4 4
45.15 3.55 2.0082 -2 6 1 4
45.20 6.61 2.0060 2 6 0 4
45.67 4.24 1.9865 -5 5 1 4
45.87 4.48 1.9784 -1 5 3 4
46.03 2.36 1.9719 -3 1 5 4
46.12 3.09 1.9681 -5 5 2 4
46.76 1.64 1.9425 2 0 4 2
46.83 1.14 1.9401 -5 1 5 4
47.40 11.13 1.9178 -2 6 2 4
47.55 11.08 1.9121 2 6 1 4
48.09 1.84 1.8920 7 3 0 4
48.47 1.78 1.8782 1 3 4 4
48.59 3.65 1.8736 -1 1 5 4
48.67 3.88 1.8709 -2 2 5 4
49.40 1.28 1.8448 1 5 3 4
49.61 1.53 1.8375 -7 3 4 4
50.56 2.32 1.8052 -9 1 2 4
51.68 1.53 1.7689 3 1 4 4
51.69 1.01 1.7683 -3 5 4 4
51.73 3.32 1.7670 -2 6 3 4
51.97 6.92 1.7595 2 6 2 4
52.19 1.63 1.7527 5 1 3 4
52.70 1.30 1.7368 0 2 5 4
54.17 1.79 1.6933 -8 4 3 4
54.17 2.10 1.6932 1 1 5 4
54.21 2.49 1.6921 -7 5 1 4
54.51 4.89 1.6834 -4 4 5 4
54.53 1.67 1.6828 -8 4 1 4
54.91 2.15 1.6721 -7 5 3 4
55.07 1.99 1.6677 -4 0 6 2
55.23 2.95 1.6630 -7 3 5 4
55.24 3.82 1.6629 4 4 3 4
55.51 2.67 1.6554 -3 7 2 4
55.57 1.46 1.6539 -6 6 2 4
55.70 2.05 1.6502 -6 6 1 4
55.80 6.50 1.6476 3 5 3 4
56.00 2.31 1.6422 3 3 4 4
56.89 5.47 1.6185 7 5 0 4
57.21 1.28 1.6101 3 7 1 4
57.81 2.17 1.5948 -2 6 4 4
58.09 5.26 1.5880 -10 2 3 4
58.12 1.18 1.5872 2 6 3 4
58.25 3.66 1.5839 -7 5 4 4
58.28 1.74 1.5832 -6 2 6 4
58.30 4.57 1.5826 -10 2 2 4
58.38 2.79 1.5807 -7 1 6 4
58.92 5.39 1.5676 -3 7 3 4
59.02 1.27 1.5650 0 4 5 4
59.13 2.53 1.5625 0 8 0 2
59.22 2.64 1.5603 -3 5 5 4
59.40 4.38 1.5559 -1 1 6 4
59.45 1.30 1.5548 6 2 3 4
59.81 2.63 1.5462 -10 2 4 4
59.89 2.39 1.5444 -5 5 5 4
60.46 3.89 1.5313 -10 2 1 4
61.41 4.95 1.5098 7 5 1 4
61.55 7.87 1.5067 0 0 6 2
61.64 1.01 1.5048 3 7 2 4
61.69 15.97 1.5036 -8 4 5 4
62.49 1.32 1.4862 2 8 1 4
62.70 19.75 1.4819 8 4 1 4
62.94 1.51 1.4768 0 8 2 4
63.35 1.89 1.4681 -7 5 5 4
63.70 2.09 1.4609 -11 1 4 4
64.00 2.06 1.4548 7 1 3 4
64.03 3.46 1.4543 4 4 4 4
64.05 1.50 1.4537 3 5 4 4
64.32 1.23 1.4483 -8 6 3 4
65.49 2.03 1.4253 -9 5 4 4
65.64 1.01 1.4223 5 3 4 4
65.72 2.38 1.4208 2 6 4 4
65.76 2.29 1.4200 -11 1 1 4
66.28 1.69 1.4102 -7 7 1 4
66.69 1.64 1.4025 -11 1 5 4
66.91 1.42 1.3985 -8 6 4 4
67.15 2.73 1.3940 -7 1 7 4
67.21 2.08 1.3929 -4 8 3 4
67.52 2.97 1.3872 -6 2 7 4
67.53 1.71 1.3870 4 8 1 4
67.69 1.87 1.3842 -5 5 6 4
67.76 6.37 1.3829 1 9 0 4
68.00 1.55 1.3786 -3 5 6 4
68.03 2.22 1.3781 9 5 0 4
68.19 3.26 1.3752 -1 9 1 4
68.79 1.59 1.3647 9 1 2 4
68.84 6.38 1.3638 6 2 4 4
69.13 2.17 1.3589 1 9 1 4
69.37 6.02 1.3547 -9 5 5 4
70.88 1.10 1.3295 -7 3 7 4
71.18 1.41 1.3246 -9 1 7 4
73.07 2.62 1.2950 9 5 1 4
74.33 1.54 1.2761 -9 7 2 4
74.51 1.01 1.2735 -5 9 2 4
74.59 2.31 1.2723 -9 7 3 4
75.80 1.11 1.2550 -9 7 1 4
76.37 1.77 1.2470 -12 4 4 4
76.57 1.01 1.2443 -9 7 4 4
76.57 3.85 1.2443 -8 8 2 4
76.65 1.76 1.2432 -5 1 8 4
76.83 1.99 1.2407 -12 4 2 4
77.20 1.27 1.2357 10 2 2 4
77.25 1.58 1.2350 9 1 3 4
77.99 1.92 1.2251 4 0 6 2
78.17 1.84 1.2228 4 8 3 4
80.78 1.37 1.1898 1 3 7 4
83.77 1.40 1.1547 -10 2 8 4
85.80 1.40 1.1325 7 7 3 4
86.97 1.13 1.1202 -1 9 5 4
86.98 1.31 1.1202 1 7 6 4
87.05 1.26 1.1194 -6 10 3 4
88.67 1.42 1.1031 -7 7 7 4
89.43 1.05 1.0957 -8 8 6 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.