Melilite
Bindi L, Bonazzi P
Physics and Chemistry of Minerals 32 (2005) 89-96
Incommensurate-normal phase transition in natural melilite:
an in situ high-temperature X-ray single-crystal study
Sample: San Venanzo, Italy; T = 413 K
Note: xO1 and yO1 corrected by authors
_database_code_amcsd 0008957
CELL PARAMETERS: 7.8380 7.8380 5.0060 90.000 90.000 90.000
SPACE GROUP: P-42_1m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 307.540
Density (g/cm3): 2.949
MAX. ABS. INTENSITY / VOLUME**2: 20.25228861
RIR: 2.236
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
15.99 9.40 5.5423 1 1 0 4
17.72 2.11 5.0060 0 0 1 2
21.06 8.07 4.2189 1 0 1 8
22.69 3.05 3.9190 2 0 0 4
23.95 11.68 3.7149 1 1 1 4
25.41 4.54 3.5053 2 1 0 8
28.93 24.10 3.0859 2 0 1 8
31.15 100.00 2.8713 2 1 1 8
32.30 3.86 2.7712 2 2 0 4
35.88 1.62 2.5030 0 0 2 2
36.24 16.09 2.4786 3 1 0 8
37.08 5.16 2.4245 2 2 1 4
37.73 6.10 2.3844 1 0 2 8
38.88 6.74 2.3162 3 0 1 8
39.50 2.49 2.2812 1 1 2 4
40.62 1.56 2.2212 3 1 1 8
44.48 11.69 2.0370 2 1 2 8
45.49 2.10 1.9940 3 2 1 8
46.34 4.78 1.9595 4 0 0 4
47.85 5.90 1.9010 4 1 0 8
49.04 3.85 1.8575 2 2 2 4
49.33 8.83 1.8474 3 3 0 4
51.42 8.01 1.7772 4 1 1 8
51.92 17.16 1.7612 3 1 2 8
52.19 5.39 1.7526 4 2 0 8
52.82 2.81 1.7332 3 3 1 4
56.03 2.08 1.6413 3 2 2 8
57.70 1.44 1.5978 1 1 3 4
60.28 1.19 1.5353 2 0 3 8
61.55 3.44 1.5067 2 1 3 8
63.29 2.18 1.4694 5 1 1 8
65.27 3.51 1.4295 2 2 3 4
66.49 2.04 1.4063 3 0 3 8
66.95 6.69 1.3976 5 2 1 8
67.61 2.15 1.3856 4 4 0 4
70.52 1.30 1.3354 4 4 1 4
70.94 1.01 1.3286 4 3 2 8
72.33 2.27 1.3063 6 0 0 4
75.87 2.98 1.2541 4 1 3 8
77.01 1.50 1.2383 3 3 3 4
79.71 1.32 1.2030 6 2 1 8
80.83 1.51 1.1891 5 4 1 8
83.47 1.28 1.1581 6 0 2 8
85.98 1.51 1.1306 5 1 3 8
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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.