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Na2Cr2Hg(PO4)3

Alexandria ALEX

Alex-ID: agm010353066 · Space group: P1 (#1)

Basic Information

Formula
Na2Cr2Hg(PO4)3
Alex-ID
agm010353066
Elements
5
Sites
40
Space group
P1 (#1)
Crystal system
triclinic
Volume
486.98
ų
Cell a
6.5477
Å
Cell b
8.9024
Å
Cell c
9.1909
Å
α angle
94.61
°
β angle
105.16
°
γ angle
107.12
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2Cr2Hg(PO4)3
Na
4.00 · 10.0%
Cr
4.00 · 10.0%
Hg
2.00 · 5.0%
P
6.00 · 15.0%
O
24.00 · 60.0%

Energy & Stability

Energy above hull
0.0549
eV/atom
Formation energy
-2.4073
eV/atom
Corrected total energy
-292.2412
eV
Raw total energy
-267.3343
eV

Electronic Structure

Indirect band gap
0.7735
eV
Direct band gap
0.8493
eV
DOS at Fermi level
-0.1731
Total magnetisation
14.0000
μB

Additional Information

Prototype ID

AB2C2D3E12_47_spg1

Decomposition

Hg3PO4 NaCrP2O7 Na3Cr2(PO4)3 Cr2O3

Computed at

2024-11-17 12:17:57.124533

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: agm010353066).

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 agm010353066
data_agm010353066
_cell_length_a     6.54774
_cell_length_b     8.90242
_cell_length_c     9.19092
_cell_angle_alpha  94.60529
_cell_angle_beta   105.15736
_cell_angle_gamma  107.11510
_cell_volume       486.97500
_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 0.24186 0.02005 0.97162 1.00000
  Na2 Na 0.76175 0.96474 0.03647 1.00000
  Na3 Na 0.27529 0.74704 0.27939 1.00000
  Na4 Na 0.50372 0.50320 0.49510 1.00000
  Cr1 Cr 0.62913 0.38806 0.05890 1.00000
  Cr2 Cr 0.86499 0.92000 0.62500 1.00000
  Cr3 Cr 0.36734 0.61373 0.94575 1.00000
  Cr4 Cr 0.13411 0.07675 0.37225 1.00000
  Hg1 Hg 0.73452 0.26101 0.72407 1.00000
  Hg2 Hg 0.00632 0.50271 0.48902 1.00000
  P1 P 0.63239 0.15482 0.32805 1.00000
  P2 P 0.87120 0.65057 0.87474 1.00000
  P3 P 0.36888 0.84690 0.67477 1.00000
  P4 P 0.12502 0.34343 0.12691 1.00000
  P5 P 0.24999 0.28028 0.72450 1.00000
  P6 P 0.74881 0.72522 0.27254 1.00000
  O1 O 0.58921 0.19514 0.16220 1.00000
  O2 O 0.88371 0.82189 0.85516 1.00000
  O3 O 0.40993 0.80895 0.84149 1.00000
  O4 O 0.10780 0.16876 0.13346 1.00000
  O5 O 0.41699 0.03785 0.34284 1.00000
  O6 O 0.09802 0.65203 0.98363 1.00000
  O7 O 0.58896 0.96795 0.66365 1.00000
  O8 O 0.89708 0.34698 0.01820 1.00000
  O9 O 0.44945 0.25119 0.84698 1.00000
  O10 O 0.02994 0.16022 0.73845 1.00000
  O11 O 0.54607 0.74851 0.15148 1.00000
  O12 O 0.96724 0.84122 0.25860 1.00000
  O13 O 0.69435 0.31193 0.44964 1.00000
  O14 O 0.80449 0.53795 0.71952 1.00000
  O15 O 0.31842 0.69518 0.55353 1.00000
  O16 O 0.18897 0.44937 0.28219 1.00000
  O17 O 0.23739 0.45154 0.75330 1.00000
  O18 O 0.28726 0.25744 0.56696 1.00000
  O19 O 0.75873 0.55051 0.24679 1.00000
  O20 O 0.71254 0.74521 0.43126 1.00000
  O21 O 0.82418 0.08638 0.36550 1.00000
  O22 O 0.67624 0.58150 0.95126 1.00000
  O23 O 0.17900 0.91722 0.63588 1.00000
  O24 O 0.31868 0.41659 0.04894 1.00000
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