Navigation

HEAS Data Platform · Materials Science Database

KAlFe2Co(SiO4)3

Alexandria ALEX

Alex-ID: agm010349721 · Space group: P1 (#1)

Basic Information

Formula
KAlFe2Co(SiO4)3
Alex-ID
agm010349721
Elements
6
Sites
20
Space group
P1 (#1)
Crystal system
triclinic
Volume
256.23
ų
Cell a
5.3328
Å
Cell b
5.3277
Å
Cell c
10.4972
Å
α angle
94.71
°
β angle
94.36
°
γ angle
119.55
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KAlFe2Co(SiO4)3
K
1.00 · 5.0%
Al
1.00 · 5.0%
Fe
2.00 · 10.0%
Co
1.00 · 5.0%
Si
3.00 · 15.0%
O
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0481
eV/atom
Formation energy
-2.6508
eV/atom
Corrected total energy
-157.6797
eV
Raw total energy
-141.9122
eV

Electronic Structure

Indirect band gap
0.9729
eV
Direct band gap
1.0533
eV
DOS at Fermi level
-0.0233
Total magnetisation
10.9831
μB

Additional Information

Prototype ID

ABCD2E3F12_1_spg1

Decomposition

KAlSi3O8 Fe2O3 KAlSiO4 Co3O4 FeCoSiO4

Computed at

2025-01-05 21:35:50

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: agm010349721).

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 agm010349721
data_agm010349721
_cell_length_a     5.33284
_cell_length_b     5.32770
_cell_length_c     10.49721
_cell_angle_alpha  94.71490
_cell_angle_beta   94.36310
_cell_angle_gamma  119.54537
_cell_volume       256.23478
_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
  K1 K 0.48155 0.48387 0.97244 1.00000
  Al1 Al 0.75680 0.09919 0.77211 1.00000
  Fe1 Fe 0.66125 0.34563 0.50221 1.00000
  Fe2 Fe 0.35072 0.66342 0.50439 1.00000
  Co1 Co 0.99934 0.99447 0.50540 1.00000
  Si1 Si 0.09973 0.76164 0.77712 1.00000
  Si2 Si 0.23938 0.90410 0.23095 1.00000
  Si3 Si 0.90477 0.24689 0.23210 1.00000
  O1 O 0.01337 0.00421 0.82295 1.00000
  O2 O 0.05562 0.05893 0.17916 1.00000
  O3 O 0.43674 0.88203 0.83552 1.00000
  O4 O 0.89219 0.46257 0.83436 1.00000
  O5 O 0.55543 0.05944 0.17384 1.00000
  O6 O 0.05524 0.55548 0.16908 1.00000
  O7 O 0.68864 0.04769 0.59905 1.00000
  O8 O 0.05861 0.69662 0.61528 1.00000
  O9 O 0.29159 0.93882 0.38719 1.00000
  O10 O 0.95472 0.31064 0.38969 1.00000
  O11 O 0.36540 0.35775 0.58907 1.00000
  O12 O 0.63891 0.62661 0.40809 1.00000
Get direct link