# AFLOW CIF FILE
# AFLOW.org Repositories
# ANRL - DUKE UNIVERSITY
# Part 1 (2017) doi: 10.1016/j.commatsci.2017.01.017
# Part 2 (2018) doi: 10.1016/j.commatsci.2018.10.043
# Part 3 (2021) doi: 10.1016/j.commatsci.2021.110450
# Part 4 (2024) doi: 10.1016/j.commatsci.2024.112988
# Chemical Composition:  Ca2O4Si

# The current version of this file is available at
# https://aflow.org/prototype-encyclopedia/A2B4C_hP14_164_abd_di_d-001

# Last updated on 2024/08/01

data_Ca4O8Si2
_pd_phase_name Ca4O8Si2
_cell_length_a  5.5320000000
_cell_length_b  5.5320000000
_cell_length_c  7.3270000000
_cell_angle_alpha  90.0000000000
_cell_angle_beta  90.0000000000
_cell_angle_gamma  120.0000000000
_symmetry_space_group_name_H-M  'P-3m1'
_symmetry_Int_Tables_Number  164
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  x,y,z
  2  -y,x-y,z
  3  -x+y,-x,z
  4  y,x,-z
  5  x-y,-y,-z
  6  -x,-x+y,-z
  7  -x,-y,-z
  8  y,-x+y,-z
  9  x-y,x,-z
  10  -y,-x,z
  11  -x+y,y,z
  12  x,x-y,z
loop_
 _atom_site_label
 _atom_site_occupancy
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_adp_type
 _atom_site_B_iso_or_equiv
 _atom_site_type_symbol
 _atom_site_symmetry_multiplicity
 _atom_site_Wyckoff_label
Ca1 1.0000000000 0.0000033333 0.9999966667 0.0000000000  Biso 1.0 Ca 1 a
Ca2 1.0000000000 0.0000033333 0.9999966667 0.5000000000  Biso 1.0 Ca 1 b
Ca3 1.0000000000 0.3333333333 0.6666666667 0.7477000000  Biso 1.0 Ca 2 d
O4 1.0000000000 0.3333333333 0.6666666667 0.0176000000  Biso 1.0 O 2 d
Si6 1.0000000000 0.3333333333 0.6666666667 0.2314000000  Biso 1.0 Si 2 d
O5 1.0000000000 0.1749033333 0.8250966667 0.2928000000  Biso 1.0 O 6 i
