Maghemite
Pecharroman C, Gonzalez-Carreno T, Iglesias J E
Physics and Chemistry of Minerals 22 (1995) 21-29
The infrared dielectric properties of maghemite, gamma-Fe2O3,
from reflectance measurement on pressed powders
Sample: c) idealized, either one of Fe-oct 1-6,
or both Fe-oct 6-7 have zero occupancy
Locality: synthetic
_database_code_amcsd 0007900
8.33 8.33 24.99 90 90 90 P4_32_12
atom      x   y    z occ
Fe-oct1 5/8 3/8 2/24
Fe-oct2 1/8 5/8    0
Fe-oct3 3/8 1/8 2/24
Fe-oct4 1/8 7/8 2/24
Fe-oct5 7/8 5/8 2/24
Fe-oct6 3/8 3/8    0   0
Fe-oct7 7/8 7/8    0
Fe-tet1 4/8 6/8 1/24
Fe-tet2   0 2/8 1/24
Fe-tet3 2/8 4/8 3/24
O1      1/8 1/8 2/24
O2      5/8 5/8 2/24
O3      5/8 3/8    0
O4      3/8 1/8    0
O5      5/8 7/8    0
O6      1/8 7/8    0
O7      5/8 1/8 2/24
O8      3/8 3/8 2/24
O9      3/8 7/8 2/24
O10     7/8 3/8 2/24
O11     7/8 7/8 2/24
O12     1/8 5/8 2/24