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HEAS Data Platform · Materials Science Database

NaAlSi3O8

Alexandria ALEX

Alex-ID: agm005227375 · Space group: P-1 (#2)

Basic Information

Formula
NaAlSi3O8
Alex-ID
agm005227375
Elements
4
Sites
26
Space group
P-1 (#2)
Crystal system
triclinic
Volume
379.57
ų
Cell a
7.7838
Å
Cell b
8.4506
Å
Cell c
7.6956
Å
α angle
128.15
°
β angle
102.40
°
γ angle
91.94
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaAlSi3O8
Na
2.00 · 7.7%
Al
2.00 · 7.7%
Si
6.00 · 23.1%
O
16.00 · 61.5%

Energy & Stability

Energy above hull
0.5372
eV/atom
Formation energy
-2.6790
eV/atom
Corrected total energy
-191.6528
eV
Raw total energy
-180.4161
eV

Electronic Structure

Indirect band gap
3.2299
eV
Direct band gap
3.3042
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC3D8_66_spg2

Decomposition

NaAlSi3O8

Computed at

2023-05-11 00:06:33.288347

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: agm005227375).

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 agm005227375
data_agm005227375
_cell_length_a     7.78382
_cell_length_b     8.45061
_cell_length_c     7.69559
_cell_angle_alpha  128.14785
_cell_angle_beta   102.39765
_cell_angle_gamma  91.93641
_cell_volume       379.56866
_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
  Na1 Na 0.17067 0.07880 0.36088 1.00000
  Na2 Na 0.82933 0.92120 0.63912 1.00000
  Al1 Al 0.17259 0.55141 0.69883 1.00000
  Al2 Al 0.82741 0.44859 0.30117 1.00000
  Si1 Si 0.36203 0.41675 0.96894 1.00000
  Si2 Si 0.63797 0.58325 0.03106 1.00000
  Si3 Si 0.46577 0.93428 0.09024 1.00000
  Si4 Si 0.53423 0.06572 0.90976 1.00000
  Si5 Si 0.66680 0.33245 0.52311 1.00000
  Si6 Si 0.33320 0.66755 0.47689 1.00000
  O1 O 0.20974 0.37791 0.75779 1.00000
  O2 O 0.79026 0.62209 0.24221 1.00000
  O3 O 0.15726 0.78964 0.55152 1.00000
  O4 O 0.84274 0.21036 0.44848 1.00000
  O5 O 0.74089 0.19635 0.01149 1.00000
  O6 O 0.25911 0.80365 0.98851 1.00000
  O7 O 0.29677 0.54875 0.20450 1.00000
  O8 O 0.70323 0.45125 0.79550 1.00000
  O9 O 0.50917 0.86351 0.63007 1.00000
  O10 O 0.49083 0.13649 0.36993 1.00000
  O11 O 0.96771 0.33731 0.43448 1.00000
  O12 O 0.03229 0.66269 0.56552 1.00000
  O13 O 0.33092 0.52547 0.54998 1.00000
  O14 O 0.66908 0.47453 0.45002 1.00000
  O15 O 0.61855 0.80595 0.09483 1.00000
  O16 O 0.38145 0.19405 0.90517 1.00000
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