Harrisonite
Grice J D, Roberts A C
The Canadian Mineralogist 31 (1993) 781-785
Harrisonite, a well-ordered silico-phosphate with a layered crystal structure.
Ca(Fe,Mg)6(SiO4)2(PO4)2
Locality: Arcedeckne Island, Artic Canada
_database_code_amcsd 0005340
CELL PARAMETERS: 6.2480 6.2480 26.8020 90.000 90.000 120.000
SPACE GROUP: R-3m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 906.108
Density (g/cm3): 3.994
MAX. ABS. INTENSITY / VOLUME**2: 15.30010190
RIR: 1.247
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
16.71 10.33 5.3039 1 0 1 6
17.68 30.03 5.0174 0 1 2 6
19.88 39.42 4.4670 0 0 6 2
23.36 7.71 3.8081 0 1 5 6
28.56 65.78 3.1255 1 0 7 6
28.57 9.31 3.1240 1 1 0 6
30.01 49.72 2.9780 0 0 9 2
30.31 15.09 2.9489 1 1 3 12
33.28 81.71 2.6918 0 2 1 6
35.05 100.00 2.5601 1 1 6 12
35.79 84.28 2.5087 0 2 4 6
37.23 23.78 2.4153 2 0 5 6
40.61 15.42 2.2217 0 1 11 6
40.84 40.33 2.2095 0 2 7 6
42.97 6.40 2.1048 2 0 8 6
46.42 5.33 1.9561 2 1 4 12
47.17 1.21 1.9266 1 0 13 6
47.59 14.44 1.9108 1 2 5 12
47.77 55.03 1.9041 0 2 10 6
50.21 1.29 1.8169 1 1 12 12
50.40 23.13 1.8105 2 0 11 6
50.57 1.42 1.8048 0 1 14 6
50.60 9.32 1.8039 2 1 7 12
51.12 5.39 1.7868 0 0 15 2
51.70 7.28 1.7680 0 3 3 6
54.90 11.98 1.6725 0 3 6 6
54.90 11.02 1.6725 3 0 6 6
56.08 5.57 1.6398 0 2 13 6
56.61 6.68 1.6259 2 1 10 12
57.60 13.84 1.6002 1 0 16 6
58.96 8.84 1.5665 1 2 11 12
59.15 71.04 1.5620 2 2 0 6
59.61 18.17 1.5510 1 1 15 12
61.93 1.07 1.4984 1 3 1 12
62.25 1.64 1.4914 3 1 2 12
63.05 8.28 1.4745 2 2 6 12
64.14 1.37 1.4519 2 1 13 12
64.48 2.71 1.4452 3 1 5 12
65.54 4.56 1.4242 0 2 16 6
66.97 3.84 1.3972 1 3 7 12
67.74 20.30 1.3833 2 2 9 12
68.94 14.96 1.3622 2 0 17 6
69.59 9.16 1.3510 4 0 1 6
71.10 6.67 1.3260 4 0 4 6
72.00 4.78 1.3116 0 4 5 6
73.01 7.92 1.2959 2 1 16 12
74.06 2.13 1.2800 2 2 12 12
74.22 3.56 1.2778 3 1 11 12
74.32 3.37 1.2763 0 0 21 2
74.37 2.38 1.2755 4 0 7 6
74.79 3.21 1.2694 0 3 15 6
74.79 6.49 1.2694 3 0 15 6
76.10 6.09 1.2508 0 2 19 6
79.34 7.76 1.2076 4 0 10 6
79.88 2.10 1.2009 2 0 20 6
81.36 3.10 1.1827 0 4 11 6
81.49 1.07 1.1811 3 1 14 12
81.51 2.03 1.1808 3 2 7 12
81.92 3.89 1.1760 2 2 15 12
84.96 1.98 1.1416 1 4 6 12
84.96 1.60 1.1416 4 1 6 12
87.21 6.94 1.1178 1 3 16 12
87.89 9.01 1.1108 0 2 22 6
88.37 1.03 1.1061 2 3 11 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.