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Mg3Cr4(PO4)6

Alexandria ALEX

Alex-ID: agm017019649 · Space group: P-1 (#2)

Basic Information

Formula
Mg3Cr4(PO4)6
Alex-ID
agm017019649
Elements
4
Sites
37
Space group
P-1 (#2)
Crystal system
triclinic
Volume
426.42
ų
Cell a
6.3659
Å
Cell b
8.3914
Å
Cell c
8.7596
Å
α angle
92.10
°
β angle
107.80
°
γ angle
105.21
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg3Cr4(PO4)6
Mg
3.00 · 8.1%
Cr
4.00 · 10.8%
P
6.00 · 16.2%
O
24.00 · 64.9%

Energy & Stability

Energy above hull
0.0119
eV/atom
Formation energy
-2.7447
eV/atom
Corrected total energy
-296.2865
eV
Raw total energy
-271.3796
eV

Electronic Structure

Indirect band gap
2.4688
eV
Direct band gap
2.4835
eV
DOS at Fermi level
0.0000
Total magnetisation
11.9993
μB

Additional Information

Prototype ID

A3B4C6D24_1_spg2

Decomposition

CrPO4 Mg3(PO4)2

Computed at

2025-02-02 16:52:11

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: agm017019649).

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 agm017019649
data_agm017019649
_cell_length_a     6.36589
_cell_length_b     8.39141
_cell_length_c     8.75965
_cell_angle_alpha  92.10410
_cell_angle_beta   107.80242
_cell_angle_gamma  105.21176
_cell_volume       426.41732
_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
  Mg1 Mg 0.24448 0.76195 0.23299 1.00000
  Mg2 Mg 0.75552 0.23805 0.76701 1.00000
  Mg3 Mg 0.00000 0.00000 0.00000 1.00000
  Cr1 Cr 0.13010 0.87203 0.55751 1.00000
  Cr2 Cr 0.36844 0.44063 0.11958 1.00000
  Cr3 Cr 0.86990 0.12797 0.44249 1.00000
  Cr4 Cr 0.63156 0.55937 0.88042 1.00000
  P1 P 0.25105 0.20422 0.78826 1.00000
  P2 P 0.74895 0.79578 0.21174 1.00000
  P3 P 0.35748 0.15148 0.36340 1.00000
  P4 P 0.12039 0.63873 0.84827 1.00000
  P5 P 0.64252 0.84852 0.63660 1.00000
  P6 P 0.87961 0.36127 0.15173 1.00000
  O1 O 0.25921 0.02469 0.76068 1.00000
  O2 O 0.23657 0.22359 0.96297 1.00000
  O3 O 0.74079 0.97531 0.23932 1.00000
  O4 O 0.76343 0.77641 0.03703 1.00000
  O5 O 0.96888 0.75779 0.32463 1.00000
  O6 O 0.52708 0.67751 0.23174 1.00000
  O7 O 0.03112 0.24221 0.67537 1.00000
  O8 O 0.47292 0.32249 0.76826 1.00000
  O9 O 0.11421 0.68161 0.67992 1.00000
  O10 O 0.36959 0.32240 0.30872 1.00000
  O11 O 0.88579 0.31839 0.32008 1.00000
  O12 O 0.63041 0.67760 0.69128 1.00000
  O13 O 0.40489 0.84019 0.51036 1.00000
  O14 O 0.10409 0.50312 0.16324 1.00000
  O15 O 0.59511 0.15981 0.48964 1.00000
  O16 O 0.89591 0.49688 0.83676 1.00000
  O17 O 0.27265 0.01326 0.21878 1.00000
  O18 O 0.15127 0.78244 0.97374 1.00000
  O19 O 0.72735 0.98674 0.78122 1.00000
  O20 O 0.84873 0.21756 0.02626 1.00000
  O21 O 0.18017 0.10004 0.45925 1.00000
  O22 O 0.32411 0.55462 0.91302 1.00000
  O23 O 0.81983 0.89996 0.54075 1.00000
  O24 O 0.67589 0.44538 0.08698 1.00000
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