NaY9(SiO4)6O2
Gunawardane R P, Howie R A, Glasser F P
Acta Crystallographica B38 (1982) 1564-1566
Structure of the oxyapatite NaY9(SiO4)6O2
Note: apatite structure
_database_code_amcsd 0009765
CELL PARAMETERS: 9.3340 9.3340 6.7590 90.000 90.000 120.000
SPACE GROUP: P6_3/m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 509.975
Density (g/cm3): 4.583
MAX. ABS. INTENSITY / VOLUME**2: 50.36962400
RIR: 3.579
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
21.99 20.33 4.0417 2 0 0 6
23.16 9.90 3.8404 1 1 1 12
26.37 19.23 3.3795 0 0 2 2
28.63 26.50 3.1180 1 0 2 12
29.23 18.08 3.0553 1 2 0 6
29.23 9.26 3.0553 2 1 0 6
32.15 62.09 2.7840 1 2 1 12
32.15 37.91 2.7840 2 1 1 12
32.72 39.62 2.7372 1 1 2 12
33.25 28.53 2.6945 3 0 0 6
34.60 5.19 2.5926 2 0 2 12
35.88 1.22 2.5029 3 0 1 12
39.77 1.87 2.2664 2 1 2 12
40.22 2.10 2.2420 1 3 0 6
40.22 4.94 2.2420 3 1 0 6
40.91 4.92 2.2057 2 2 1 12
42.48 1.94 2.1279 1 3 1 12
42.93 3.43 2.1068 3 0 2 12
44.66 7.79 2.0289 1 1 3 12
44.85 4.39 2.0209 4 0 0 6
46.13 1.36 1.9679 2 0 3 12
47.34 26.98 1.9202 2 2 2 12
48.74 4.98 1.8682 1 3 2 12
48.74 5.91 1.8682 3 1 2 12
49.13 3.03 1.8545 3 2 0 6
50.32 19.76 1.8133 1 2 3 12
50.32 11.89 1.8133 2 1 3 12
51.07 7.74 1.7884 2 3 1 12
51.07 7.29 1.7884 3 2 1 12
51.83 10.20 1.7640 4 1 0 6
51.83 8.41 1.7640 1 4 0 6
52.78 21.80 1.7344 4 0 2 12
54.29 12.36 1.6897 0 0 4 2
56.61 2.38 1.6258 2 3 2 12
56.96 1.29 1.6167 5 0 0 6
59.27 1.47 1.5590 2 0 4 12
60.62 1.15 1.5276 2 4 0 6
60.62 3.28 1.5276 4 2 0 6
61.13 8.36 1.5160 3 3 1 12
62.85 3.52 1.4787 2 1 4 12
62.85 2.96 1.4787 1 2 4 12
63.82 12.53 1.4584 5 0 2 12
65.15 4.44 1.4318 2 3 3 12
65.15 1.55 1.4318 3 2 3 12
65.17 5.79 1.4315 3 0 4 12
65.79 2.96 1.4195 1 5 1 12
65.79 1.04 1.4195 5 1 1 12
66.12 5.06 1.4131 3 3 2 12
70.61 1.07 1.3340 5 1 2 12
72.49 2.29 1.3040 3 4 1 12
72.98 1.91 1.2963 4 0 4 12
73.11 1.02 1.2944 2 5 0 6
74.06 2.47 1.2801 3 3 3 12
74.66 2.26 1.2713 2 5 1 12
74.66 1.52 1.2713 5 2 1 12
76.05 1.78 1.2515 6 0 2 12
76.23 1.17 1.2490 3 2 4 12
77.16 2.35 1.2362 2 1 5 12
77.16 3.92 1.2362 1 2 5 12
77.42 1.45 1.2327 1 6 0 6
77.42 1.62 1.2327 6 1 0 6
78.35 1.74 1.2204 1 5 3 12
78.36 5.79 1.2202 4 1 4 12
78.36 4.26 1.2202 1 4 4 12
78.94 1.90 1.2127 1 6 1 12
78.94 1.82 1.2127 6 1 1 12
79.25 2.47 1.2088 2 5 2 12
79.25 5.25 1.2088 5 2 2 12
82.59 1.35 1.1681 5 0 4 12
82.71 1.00 1.1667 4 4 0 6
84.68 1.97 1.1446 3 4 3 12
85.74 1.86 1.1332 4 2 4 12
85.74 1.52 1.1332 2 4 4 12
86.77 1.54 1.1224 2 5 3 12
86.77 1.04 1.1224 5 2 3 12
87.41 1.13 1.1157 1 0 6 12
88.87 1.03 1.1012 1 5 4 12
89.50 2.95 1.0951 1 1 6 12
89.78 1.60 1.0924 3 2 5 12
89.78 1.10 1.0924 2 3 5 12
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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.