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Rb2Mg2(SeO4)3

Alexandria ALEX

Alex-ID: agm009083477 · Space group: P2_13 (#198)

Alexandria Database API

Basic Information

Formula
Rb2Mg2(SeO4)3
Alex-ID
agm009083477
Elements
4
Sites
76
Space group
P2_13 (#198)
Crystal system
cubic
Volume
1,178.62
ų
Cell a
10.5631
Å
Cell b
10.5631
Å
Cell c
10.5631
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb2Mg2(SeO4)3
Rb
8.00 · 10.5%
Mg
8.00 · 10.5%
Se
12.00 · 15.8%
O
48.00 · 63.2%

Energy & Stability

Energy above hull
0.0006
eV/atom
Formation energy
-1.8648
eV/atom
Corrected total energy
-442.1049
eV
Raw total energy
-408.3950
eV

Electronic Structure

Indirect band gap
3.2404
eV
Direct band gap
3.2633
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

A2B2C3D12_1_spg198

Decomposition

Rb2Mg(SeO4)2 MgSeO4

Computed at

2024-10-24 20:45:34.699916

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: agm009083477).

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 agm009083477
data_agm009083477
_cell_length_a     10.56310
_cell_length_b     10.56310
_cell_length_c     10.56310
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1178.61986
_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
  Rb1 Rb 0.93390 0.06610 0.56610 1.00000
  Rb2 Rb 0.56610 0.93390 0.06610 1.00000
  Rb3 Rb 0.29492 0.79492 0.70508 1.00000
  Rb4 Rb 0.43390 0.43390 0.43390 1.00000
  Rb5 Rb 0.20508 0.20508 0.20508 1.00000
  Rb6 Rb 0.79492 0.70508 0.29492 1.00000
  Rb7 Rb 0.70508 0.29492 0.79492 1.00000
  Rb8 Rb 0.06610 0.56610 0.93390 1.00000
  Mg1 Mg 0.91194 0.91194 0.91194 1.00000
  Mg2 Mg 0.08806 0.41194 0.58806 1.00000
  Mg3 Mg 0.41194 0.58806 0.08806 1.00000
  Mg4 Mg 0.58806 0.08806 0.41194 1.00000
  Mg5 Mg 0.85318 0.35318 0.14682 1.00000
  Mg6 Mg 0.35318 0.14682 0.85318 1.00000
  Mg7 Mg 0.64682 0.64682 0.64682 1.00000
  Mg8 Mg 0.14682 0.85318 0.35318 1.00000
  Se1 Se 0.27518 0.12810 0.53990 1.00000
  Se2 Se 0.72482 0.62810 0.96010 1.00000
  Se3 Se 0.77518 0.37190 0.46010 1.00000
  Se4 Se 0.22482 0.87190 0.03990 1.00000
  Se5 Se 0.62810 0.96010 0.72482 1.00000
  Se6 Se 0.37190 0.46010 0.77518 1.00000
  Se7 Se 0.12810 0.53990 0.27518 1.00000
  Se8 Se 0.87190 0.03990 0.22482 1.00000
  Se9 Se 0.46010 0.77518 0.37190 1.00000
  Se10 Se 0.03990 0.22482 0.87190 1.00000
  Se11 Se 0.96010 0.72482 0.62810 1.00000
  Se12 Se 0.53990 0.27518 0.12810 1.00000
  O1 O 0.42598 0.15224 0.50336 1.00000
  O2 O 0.57402 0.65224 0.99664 1.00000
  O3 O 0.92598 0.34776 0.49664 1.00000
  O4 O 0.07402 0.84776 0.00336 1.00000
  O5 O 0.20272 0.02394 0.44566 1.00000
  O6 O 0.79728 0.52394 0.05434 1.00000
  O7 O 0.70272 0.47606 0.55434 1.00000
  O8 O 0.29728 0.97606 0.94566 1.00000
  O9 O 0.20105 0.26551 0.51383 1.00000
  O10 O 0.79895 0.76551 0.98617 1.00000
  O11 O 0.70105 0.23449 0.48617 1.00000
  O12 O 0.29895 0.73449 0.01383 1.00000
  O13 O 0.26062 0.07795 0.68965 1.00000
  O14 O 0.73938 0.57795 0.81035 1.00000
  O15 O 0.76062 0.42205 0.31035 1.00000
  O16 O 0.23938 0.92205 0.18965 1.00000
  O17 O 0.57795 0.81035 0.73938 1.00000
  O18 O 0.42205 0.31035 0.76062 1.00000
  O19 O 0.52394 0.05434 0.79728 1.00000
  O20 O 0.07795 0.68965 0.26062 1.00000
  O21 O 0.76551 0.98617 0.79895 1.00000
  O22 O 0.23449 0.48617 0.70105 1.00000
  O23 O 0.26551 0.51383 0.20105 1.00000
  O24 O 0.73449 0.01383 0.29895 1.00000
  O25 O 0.65224 0.99664 0.57402 1.00000
  O26 O 0.34776 0.49664 0.92598 1.00000
  O27 O 0.15224 0.50336 0.42598 1.00000
  O28 O 0.84776 0.00336 0.07402 1.00000
  O29 O 0.94566 0.29728 0.97606 1.00000
  O30 O 0.05434 0.79728 0.52394 1.00000
  O31 O 0.44566 0.20272 0.02394 1.00000
  O32 O 0.55434 0.70272 0.47606 1.00000
  O33 O 0.18965 0.23938 0.92205 1.00000
  O34 O 0.81035 0.73938 0.57795 1.00000
  O35 O 0.68965 0.26062 0.07795 1.00000
  O36 O 0.31035 0.76062 0.42205 1.00000
  O37 O 0.01383 0.29895 0.73449 1.00000
  O38 O 0.98617 0.79895 0.76551 1.00000
  O39 O 0.51383 0.20105 0.26551 1.00000
  O40 O 0.48617 0.70105 0.23449 1.00000
  O41 O 0.00336 0.07402 0.84776 1.00000
  O42 O 0.99664 0.57402 0.65224 1.00000
  O43 O 0.50336 0.42598 0.15224 1.00000
  O44 O 0.49664 0.92598 0.34776 1.00000
  O45 O 0.97606 0.94566 0.29728 1.00000
  O46 O 0.02394 0.44566 0.20272 1.00000
  O47 O 0.47606 0.55434 0.70272 1.00000
  O48 O 0.92205 0.18965 0.23938 1.00000
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