Melilite
Bindi L, Bonazzi P, Fitton J G
European Journal of Mineralogy 13 (2001) 121-125
Crystal chemistry of strontian soda melilite from nephelinite
lava of Mt. Etinde, Cameroon
Sample: ET1
Locality: nephelinite lava of Mt. Etinde, Cameroon
_database_code_amcsd 0006851
CELL PARAMETERS: 7.7540 7.7540 5.1010 90.000 90.000 90.000
SPACE GROUP: P-42_1m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 306.695
Density (g/cm3): 3.186
MAX. ABS. INTENSITY / VOLUME**2: 25.57109875
RIR: 2.614
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
16.17 2.99 5.4829 1 1 0 4
17.38 6.74 5.1010 0 0 1 2
20.84 3.04 4.2615 1 0 1 8
23.83 17.92 3.7347 1 1 1 4
25.69 1.41 3.4677 2 1 0 8
28.93 27.51 3.0867 2 0 1 8
31.19 100.00 2.8678 2 1 1 8
32.66 5.08 2.7415 2 2 0 4
35.19 5.45 2.5505 0 0 2 2
36.65 20.24 2.4520 3 1 0 8
37.11 6.10 2.4228 1 0 2 8
37.23 5.83 2.4148 2 2 1 4
38.95 2.08 2.3125 1 1 2 4
39.07 6.58 2.3056 3 0 1 8
40.83 1.10 2.2100 3 1 1 8
44.08 10.62 2.0546 2 1 2 8
45.79 1.82 1.9817 3 2 1 8
46.87 4.91 1.9385 4 0 0 4
48.40 4.88 1.8806 4 1 0 8
48.77 3.63 1.8673 2 2 2 4
49.90 7.25 1.8276 3 3 0 4
50.36 1.40 1.8121 4 0 1 8
51.71 21.43 1.7676 3 1 2 8
51.81 6.53 1.7645 4 1 1 8
52.80 6.30 1.7338 4 2 0 8
53.24 4.21 1.7205 3 3 1 4
55.93 1.62 1.6441 3 2 2 8
56.02 1.17 1.6416 4 2 1 8
56.68 1.99 1.6240 1 1 3 4
59.35 1.64 1.5572 2 0 3 8
60.66 6.04 1.5267 2 1 3 8
62.52 1.32 1.4856 3 3 2 4
63.88 2.68 1.4573 5 1 1 8
64.49 2.83 1.4450 2 2 3 4
65.05 1.94 1.4339 4 2 2 8
66.97 1.23 1.3973 3 1 3 8
67.60 9.18 1.3857 5 2 1 8
68.45 2.91 1.3707 4 4 0 4
71.23 1.14 1.3238 4 4 1 4
73.24 3.04 1.2923 6 0 0 4
74.39 1.14 1.2752 0 0 4 2
75.36 3.58 1.2613 4 1 3 8
75.88 1.18 1.2539 5 2 2 8
76.53 1.83 1.2449 3 3 3 4
77.12 1.01 1.2367 6 1 1 8
79.36 1.15 1.2074 4 4 2 4
80.59 1.95 1.1921 6 2 1 8
81.73 1.96 1.1782 5 4 1 8
83.94 2.14 1.1528 6 0 2 8
84.77 1.01 1.1436 3 0 4 8
85.71 1.83 1.1335 5 1 3 8
85.91 2.55 1.1314 3 1 4 8
89.11 1.62 1.0988 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.