Hello,

I expect that they will be

Li Li0 4 0.00000000 0.25191300 0.75000000 1

Fe Fe1 4 0.00000000 0.10300400 0.25000000 1

Si Si2 8 0.20408600 0.41083400 0.23130500 1

O O3 8 0.11588900 0.08527000 0.65008000 1

O O4 8 0.13126900 0.24369900 0.17147400 1

O O5 8 0.14627650 0.49637050 0.94002100 1

as shown by the calculations of the Materials Project. You can obtain a symmetrized CIF file from this page https://materialsproject.org/materials/mp-510708/# If you have access to the ICSD, they have a variety of experimentally determined structures, such as the one from this paper https://rruff-2.geo.arizona.edu/uploads/MSASP2_31.pdf