Crystal Structure of (Na.68 K.04) (Ca1.87 Fe.13) (Mg3.85 Fe.44 Al.61 Cr.06 Ti.04) (Si6.38 Al1.62) O22 F.01 (O H)1.99

Id1538866
Chemical name(Na.68 K.04) (Ca1.87 Fe.13) (Mg3.85 Fe.44 Al.61 Cr.06 Ti.04) (Si6.38 Al1.62) O22 F.01 (O H)1.99
a (Å)9.866
b (Å)17.994
c (Å)5.291
α (°)90
β (°)105.24
γ (°)90
V (Å3)906.273
Space groupC 1 2/m 1
Publication: Canadian Mineralogist (1995) 33, 867-878