Crystal Structure of Al17.499Ca4Fe1.501O32

Id9002654
a (Å)20.1847
b (Å)20.1847
c (Å)5.6203
α (°)90
β (°)90
γ (°)90
V (Å3)2289.835
Space groupI -4 2 d
Publication: American Mineralogist (2001) 86, 1477-1482