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Ca4Fe5(Si3O14)2

Alexandria ALEX

Alex-ID: agm006222252 · Space group: P-1 (#2)

Basic Information

Formula
Ca4Fe5(Si3O14)2
Alex-ID
agm006222252
Elements
4
Sites
43
Space group
P-1 (#2)
Crystal system
triclinic
Volume
532.77
ų
Cell a
6.0099
Å
Cell b
8.9009
Å
Cell c
10.4095
Å
α angle
95.40
°
β angle
74.22
°
γ angle
88.64
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca4Fe5(Si3O14)2
Ca
4.00 · 9.3%
Fe
5.00 · 11.6%
Si
6.00 · 14.0%
O
28.00 · 65.1%

Energy & Stability

Energy above hull
0.2159
eV/atom
Formation energy
-2.4371
eV/atom
Corrected total energy
-326.4845
eV
Raw total energy
-293.1554
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0121
eV
DOS at Fermi level
10.6871
Total magnetisation
22.4953
μB

Additional Information

Prototype ID

A4B5C6D28_1_spg2

Decomposition

Ca3Fe2(SiO4)3 Si6O13 CaO10 Fe2O3

Computed at

2024-10-25 05:16:14

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm006222252).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm006222252
data_agm006222252
_cell_length_a     6.00988
_cell_length_b     8.90085
_cell_length_c     10.40947
_cell_angle_alpha  95.40404
_cell_angle_beta   74.22450
_cell_angle_gamma  88.63917
_cell_volume       532.77033
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Ca1 Ca 0.85305 0.74403 0.32520 1.00000
  Ca2 Ca 0.14695 0.25597 0.67480 1.00000
  Ca3 Ca 0.66091 0.80666 0.68633 1.00000
  Ca4 Ca 0.33909 0.19334 0.31367 1.00000
  Fe1 Fe 0.75412 0.74284 0.00912 1.00000
  Fe2 Fe 0.74233 0.25317 0.98386 1.00000
  Fe3 Fe 0.24588 0.25716 0.99088 1.00000
  Fe4 Fe 0.25767 0.74683 0.01614 1.00000
  Fe5 Fe 0.50000 0.50000 0.50000 1.00000
  Si1 Si 0.09603 0.94368 0.81854 1.00000
  Si2 Si 0.90397 0.05632 0.18146 1.00000
  Si3 Si 0.42542 0.53762 0.19463 1.00000
  Si4 Si 0.57458 0.46238 0.80537 1.00000
  Si5 Si 0.25172 0.84958 0.50991 1.00000
  Si6 Si 0.74828 0.15042 0.49009 1.00000
  O1 O 0.54856 0.61689 0.91102 1.00000
  O2 O 0.45144 0.38311 0.08898 1.00000
  O3 O 0.03931 0.62875 0.95441 1.00000
  O4 O 0.96069 0.37125 0.04559 1.00000
  O5 O 0.48118 0.74058 0.50311 1.00000
  O6 O 0.98783 0.23063 0.49342 1.00000
  O7 O 0.51882 0.25942 0.49689 1.00000
  O8 O 0.01217 0.76937 0.50658 1.00000
  O9 O 0.31279 0.95799 0.38922 1.00000
  O10 O 0.68721 0.04201 0.61078 1.00000
  O11 O 0.47890 0.86010 0.06876 1.00000
  O12 O 0.52110 0.13990 0.93124 1.00000
  O13 O 0.30425 0.85449 0.85695 1.00000
  O14 O 0.14063 0.14877 0.15061 1.00000
  O15 O 0.69575 0.14551 0.14305 1.00000
  O16 O 0.85937 0.85123 0.84939 1.00000
  O17 O 0.95073 0.87895 0.11336 1.00000
  O18 O 0.04927 0.12105 0.88664 1.00000
  O19 O 0.65986 0.63520 0.16703 1.00000
  O20 O 0.79277 0.35713 0.81960 1.00000
  O21 O 0.34014 0.36480 0.83297 1.00000
  O22 O 0.20723 0.64287 0.18040 1.00000
  O23 O 0.21190 0.50743 0.61992 1.00000
  O24 O 0.78810 0.49257 0.38008 1.00000
  O25 O 0.61576 0.52906 0.65723 1.00000
  O26 O 0.38424 0.47094 0.34277 1.00000
  O27 O 0.19067 0.96430 0.65627 1.00000
  O28 O 0.80933 0.03570 0.34373 1.00000
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