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Pearson symbol mC102
space group C2/m; a = 15.492(2) Å, b = 8.078(2) Å, c = 12.471(1) Å, ¦Â = 107.69(1)¡ã; RF = 0.053, RF(W) = 0.044 for 1127 reflections and 137 refined parameters. The coordination numbers of atoms are 9, 10, 11 for iron and 10, 12, 13, 14 for aluminium. The shortest interatomic distances are: Fe − Fe − 2.902 Å, Fe − Al − 2.374 Å, Al-Al − 2.533 Å.
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