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BaNaMgMn(GeO3)4

Alexandria ALEX

Alex-ID: agm010484063 · Space group: C2 (#5)

Alexandria Database API

Basic Information

Formula
BaNaMgMn(GeO3)4
Alex-ID
agm010484063
Elements
6
Sites
20
Space group
C2 (#5)
Crystal system
monoclinic
Volume
262.73
ų
Cell a
7.0477
Å
Cell b
7.0477
Å
Cell c
5.5546
Å
α angle
77.56
°
β angle
77.56
°
γ angle
84.46
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
BaNaMgMn(GeO3)4
Ba
1.00 · 5.0%
Na
1.00 · 5.0%
Mg
1.00 · 5.0%
Mn
1.00 · 5.0%
Ge
4.00 · 20.0%
O
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0305
eV/atom
Formation energy
-2.3546
eV/atom
Corrected total energy
-139.0666
eV
Raw total energy
-128.9582
eV

Electronic Structure

Indirect band gap
1.0007
eV
Direct band gap
1.2249
eV
DOS at Fermi level
-0.0195
Total magnetisation
4.0000
μB

Additional Information

Prototype ID

ABCDE4F12_1_spg5

Decomposition

Ba3Mn2(Ge2O7)2 Mn2O3 MgGeO3 Na4Ge9O20 Na2GeO3

Computed at

2024-04-23 00:58:56.448443

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: agm010484063).

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 agm010484063
data_agm010484063
_cell_length_a     7.04772
_cell_length_b     7.04772
_cell_length_c     5.55456
_cell_angle_alpha  77.56151
_cell_angle_beta   77.56151
_cell_angle_gamma  84.46156
_cell_volume       262.73388
_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
  Ba1 Ba 0.69066 0.30934 0.00000 1.00000
  Na1 Na 0.30876 0.69124 0.50000 1.00000
  Mg1 Mg 0.91328 0.08672 0.50000 1.00000
  Mn1 Mn 0.09824 0.90176 0.00000 1.00000
  Ge1 Ge 0.37427 0.18420 0.56483 1.00000
  Ge2 Ge 0.81580 0.62573 0.43517 1.00000
  Ge3 Ge 0.62181 0.81832 0.94483 1.00000
  Ge4 Ge 0.18168 0.37819 0.05517 1.00000
  O1 O 0.36282 0.34823 0.77456 1.00000
  O2 O 0.65177 0.63718 0.22544 1.00000
  O3 O 0.63827 0.66970 0.71461 1.00000
  O4 O 0.33030 0.36173 0.28539 1.00000
  O5 O 0.61308 0.09767 0.48261 1.00000
  O6 O 0.90233 0.38692 0.51739 1.00000
  O7 O 0.38701 0.91483 0.03836 1.00000
  O8 O 0.08517 0.61299 0.96164 1.00000
  O9 O 0.18506 0.01757 0.64324 1.00000
  O10 O 0.98243 0.81494 0.35676 1.00000
  O11 O 0.82271 0.96549 0.87685 1.00000
  O12 O 0.03451 0.17729 0.12315 1.00000
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