Isokite
Yang H, Zwick J, Downs R T, Costin G
Acta Crystallographica C63 (2007) i89-i90
Isokite, CaMg(PO4)F0.8(OH)0.2, isomorphous with titanite
Locality: Kjorrestad, near Bamle, Norway
_database_code_amcsd 0010337
CELL PARAMETERS: 6.5109 8.7301 6.9046 90.000 112.246 90.000
SPACE GROUP: C2/c
X-RAY WAVELENGTH: 1.541838
Cell Volume: 363.251
Density (g/cm3): 3.250
MAX. ABS. INTENSITY / VOLUME**2: 9.548145496
RIR: 0.957
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
20.34 5.77 4.3650 0 2 0 2
24.70 2.93 3.6045 0 2 1 4
25.95 2.44 3.4340 1 1 1 4
27.92 32.53 3.1953 0 0 2 2
28.12 87.28 3.1738 -1 1 2 4
29.65 100.00 3.0131 2 0 0 2
32.21 31.35 2.7795 -2 0 2 2
34.22 74.08 2.6205 1 3 0 4
34.48 5.35 2.6012 -2 2 1 4
34.79 48.05 2.5783 0 2 2 4
36.23 3.80 2.4797 2 2 0 4
39.25 38.07 2.2955 1 3 1 4
40.55 18.88 2.2247 -1 1 3 4
40.78 17.24 2.2127 -1 3 2 4
43.04 5.33 2.1015 2 2 1 4
43.04 16.27 2.1014 -3 1 1 4
43.83 14.28 2.0654 0 4 1 4
44.47 18.59 2.0373 -3 1 2 4
46.38 4.73 1.9576 3 1 0 4
46.77 3.74 1.9425 -2 2 3 4
48.41 5.56 1.8802 1 3 2 4
48.76 10.71 1.8675 2 0 2 2
50.42 1.33 1.8100 -2 4 1 4
50.65 11.38 1.8022 0 4 2 4
51.71 1.42 1.7677 1 1 3 4
52.69 1.17 1.7371 -3 3 1 4
53.36 23.45 1.7170 2 2 2 4
53.37 23.03 1.7166 -2 4 2 4
53.82 11.86 1.7034 -2 0 4 2
53.92 8.14 1.7003 -3 3 2 4
54.59 2.01 1.6813 -1 1 4 4
55.14 2.55 1.6658 -1 5 1 4
55.59 28.11 1.6531 3 3 0 4
57.70 4.73 1.5977 0 0 4 2
59.49 13.02 1.5538 -1 5 2 4
60.34 3.37 1.5340 1 3 3 4
61.02 5.02 1.5184 -4 2 2 4
61.55 4.69 1.5066 4 0 0 2
62.23 3.25 1.4917 3 3 1 4
62.95 19.72 1.4764 -1 3 4 4
63.99 1.17 1.4550 0 6 0 2
64.33 3.91 1.4481 3 1 2 4
65.53 9.19 1.4245 1 5 2 4
65.82 2.02 1.4190 2 4 2 4
67.38 15.24 1.3897 -4 0 4 2
67.68 9.07 1.3844 -3 3 4 4
70.16 9.15 1.3413 -3 5 2 4
71.02 1.27 1.3273 -2 6 1 4
71.21 1.07 1.3242 0 6 2 4
71.61 2.88 1.3178 3 5 0 4
72.08 7.16 1.3102 2 6 0 4
72.70 4.05 1.3006 -4 4 2 4
74.47 8.82 1.2741 1 3 4 4
77.50 6.73 1.2317 2 0 4 2
78.16 2.73 1.2229 -1 5 4 4
79.16 1.62 1.2099 -3 3 5 4
79.29 1.44 1.2083 -2 6 3 4
80.04 2.71 1.1988 4 0 2 2
80.87 1.31 1.1886 -5 3 2 4
82.53 1.96 1.1689 -5 3 3 4
83.65 1.39 1.1560 4 2 2 4
86.62 1.67 1.1238 3 5 2 4
87.53 3.34 1.1145 -5 3 4 4
87.63 5.57 1.1135 5 3 0 4
87.71 4.99 1.1127 1 7 2 4
88.34 3.86 1.1064 -2 6 4 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.