Melilite
Bindi L, Bonazzi P, Fitton J G
European Journal of Mineralogy 13 (2001) 121-125
Crystal chemistry of strontian soda melilite from nephelinite
lave of Mt. Etinde, Cameroon
Sample: ET2
Locality: nephelinite lava of Mt. Etinde, Cameroon
_database_code_amcsd 0006852
CELL PARAMETERS: 7.7640 7.7640 5.0950 90.000 90.000 90.000
SPACE GROUP: P-42_1m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 307.125
Density (g/cm3): 3.177
MAX. ABS. INTENSITY / VOLUME**2: 25.51212906
RIR: 2.615
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
16.14 3.02 5.4900 1 1 0 4
17.41 6.69 5.0950 0 0 1 2
20.85 3.02 4.2597 1 0 1 8
23.83 17.62 3.7345 1 1 1 4
25.66 1.44 3.4722 2 1 0 8
28.92 27.46 3.0878 2 0 1 8
31.17 100.00 2.8692 2 1 1 8
32.62 5.05 2.7450 2 2 0 4
35.23 5.37 2.5475 0 0 2 2
36.60 20.19 2.4552 3 1 0 8
37.14 6.06 2.4205 1 0 2 8
37.21 5.90 2.4166 2 2 1 4
38.98 2.08 2.3108 1 1 2 4
39.04 6.68 2.3074 3 0 1 8
40.80 1.10 2.2118 3 1 1 8
44.09 10.65 2.0540 2 1 2 8
45.74 1.84 1.9835 3 2 1 8
46.80 5.01 1.9410 4 0 0 4
48.33 4.94 1.8830 4 1 0 8
48.77 3.60 1.8673 2 2 2 4
49.83 7.40 1.8300 3 3 0 4
50.30 1.37 1.8138 4 0 1 8
51.71 21.30 1.7678 3 1 2 8
51.76 6.59 1.7663 4 1 1 8
52.73 6.27 1.7361 4 2 0 8
53.18 4.19 1.7223 3 3 1 4
55.91 1.63 1.6445 3 2 2 8
55.96 1.14 1.6433 4 2 1 8
56.74 1.96 1.6225 1 1 3 4
59.40 1.61 1.5559 2 0 3 8
60.70 6.06 1.5256 2 1 3 8
62.49 1.33 1.4863 3 3 2 4
63.80 2.67 1.4589 5 1 1 8
64.52 2.84 1.4443 2 2 3 4
65.01 1.92 1.4346 4 2 2 8
67.00 1.22 1.3967 3 1 3 8
67.52 9.28 1.3873 5 2 1 8
68.35 2.94 1.3725 4 4 0 4
71.14 1.15 1.3253 4 4 1 4
73.13 3.07 1.2940 6 0 0 4
74.49 1.14 1.2737 0 0 4 2
75.36 3.62 1.2612 4 1 3 8
75.82 1.22 1.2547 5 2 2 8
76.53 1.84 1.2448 3 3 3 4
77.02 1.02 1.2381 6 1 1 8
79.29 1.13 1.2083 4 4 2 4
80.48 1.96 1.1934 6 2 1 8
81.62 1.99 1.1796 5 4 1 8
83.86 2.14 1.1537 6 0 2 8
84.84 1.01 1.1428 3 0 4 8
85.69 1.84 1.1337 5 1 3 8
85.97 2.55 1.1306 3 1 4 8
89.08 1.63 1.0991 5 2 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.