Pieczkaite
Engel G, Pretzsch J, Gramlich V, Baur W H
Acta Crystallographica B31 (1975) 1854-1860
The crystal structure of hydrothermally grown manganese chlorapatite,
Mn5(PO4)3Cl0.9(OH)0.1
Locality: synthetic
_database_code_amcsd 0020231
CELL PARAMETERS: 9.5320 9.5320 6.1990 90.000 90.000 120.000
SPACE GROUP: P6_3/m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 487.776
Density (g/cm3): 4.038
MAX. ABS. INTENSITY / VOLUME**2: 20.59330857
RIR: 1.661
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
10.72 11.27 8.2550 1 0 0 6
17.89 7.01 4.9570 1 0 1 12
21.53 4.46 4.1275 2 0 0 6
23.55 1.18 3.7784 1 1 1 12
25.93 24.46 3.4356 2 0 1 12
28.61 6.68 3.1201 1 2 0 6
28.61 7.98 3.1201 2 1 0 6
28.80 25.64 3.0995 0 0 2 2
30.81 17.05 2.9017 1 0 2 12
32.12 49.60 2.7870 1 2 1 12
32.12 50.40 2.7870 2 1 1 12
32.54 96.60 2.7517 3 0 0 6
34.52 37.82 2.5984 1 1 2 12
35.70 5.61 2.5150 3 0 1 12
36.24 26.99 2.4785 2 0 2 12
37.75 2.66 2.3830 2 2 0 6
39.35 6.35 2.2895 1 3 0 6
39.35 1.25 2.2895 3 1 0 6
41.05 2.03 2.1989 1 2 2 12
41.05 13.64 2.1989 2 1 2 12
42.07 13.16 2.1477 1 3 1 12
43.87 1.22 2.0637 4 0 0 6
44.00 1.38 2.0577 3 0 2 12
47.99 6.47 1.8958 1 1 3 12
48.04 8.93 1.8938 2 3 0 6
48.17 19.74 1.8892 2 2 2 12
49.49 2.96 1.8416 1 3 2 12
49.49 35.06 1.8416 3 1 2 12
50.38 16.55 1.8112 2 3 1 12
50.38 1.27 1.8112 3 2 1 12
50.68 1.64 1.8014 1 4 0 6
50.68 14.31 1.8014 4 1 0 6
52.93 1.41 1.7298 1 4 1 12
53.16 14.42 1.7228 1 2 3 12
53.16 10.21 1.7228 2 1 3 12
53.33 14.82 1.7178 4 0 2 12
55.62 1.41 1.6523 3 0 3 12
56.99 14.78 1.6160 3 2 2 12
57.79 5.41 1.5954 5 0 1 12
58.06 2.37 1.5887 3 3 0 6
59.23 2.44 1.5600 2 4 0 6
59.34 4.14 1.5574 1 4 2 12
59.66 15.30 1.5497 0 0 4 2
60.12 1.62 1.5389 3 3 1 12
60.34 5.00 1.5340 1 3 3 12
60.34 1.82 1.5340 3 1 3 12
61.27 6.89 1.5129 4 2 1 12
62.66 2.28 1.4826 5 1 0 6
63.88 10.03 1.4572 5 0 2 12
64.64 1.82 1.4420 1 5 1 12
64.64 3.32 1.4420 5 1 1 12
66.09 2.15 1.4138 3 3 2 12
67.03 1.83 1.3961 3 2 3 12
67.03 1.83 1.3961 2 3 3 12
67.18 1.94 1.3935 4 2 2 12
67.48 1.99 1.3880 1 2 4 12
69.23 1.52 1.3571 3 4 0 6
69.63 11.54 1.3503 3 0 4 12
70.05 3.77 1.3431 6 0 1 12
71.35 5.16 1.3219 2 5 0 6
71.35 4.75 1.3219 5 2 0 6
73.21 2.62 1.2928 5 2 1 12
75.62 2.37 1.2575 6 0 2 12
76.51 3.78 1.2450 4 2 3 12
76.65 11.12 1.2432 3 4 2 12
79.58 1.27 1.2046 5 1 3 12
80.00 1.86 1.1994 2 3 4 12
80.97 1.40 1.1874 2 0 5 12
82.02 4.82 1.1748 4 1 4 12
82.75 1.07 1.1663 6 1 2 12
84.00 2.28 1.1522 2 1 5 12
84.00 1.40 1.1522 1 2 5 12
84.63 2.69 1.1452 6 0 3 12
87.63 1.66 1.1135 5 2 3 12
88.04 1.20 1.1093 3 3 4 12
88.76 2.71 1.1022 7 0 2 12
88.76 2.69 1.1022 3 5 2 12
89.04 1.39 1.0995 4 2 4 12
89.67 1.07 1.0934 7 1 0 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.