K6MgCr(GeO3)6

Alexandria ALEX

Alex-ID: agm010829972 · Space group: R3m (#160)

Alexandria Database API

Basic Information

Formula

K6MgCr(GeO3)6

Alex-ID

agm010829972

Elements

Sites

Space group

R3m (#160)

Crystal system

trigonal

Volume

511.91

Å³

Cell a

8.0149

Cell b

8.0149

Cell c

8.0149

α angle

86.38

β angle

86.38

γ angle

86.38

Composition

Element Composition (atomic fraction)

Composition Info

Formula

K6MgCr(GeO3)6

6.00 · 18.8%

1.00 · 3.1%

6.00 · 18.8%

18.00 · 56.3%

Energy & Stability

Energy above hull

0.1455

eV/atom

Formation energy

-2.0859

eV/atom

Corrected total energy

-201.5312

Raw total energy

-186.8770

Electronic Structure

Indirect band gap

0.0000

Direct band gap

0.0000

DOS at Fermi level

14.7054

Total magnetisation

1.8993

μB

Additional Information

Prototype ID

ABC6D6E18_1_spg160

Decomposition

K2Mg(GeO3)2 MgCr2O4 K2CrO4 K4Ge9O20 K2Ge2O5

Computed at

2024-07-04 07:42:34.492877

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: agm010829972).

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

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Raw CIF Data

# CIF generated by HEAS from Alexandria entry agm010829972
data_agm010829972
_cell_length_a     8.01490
_cell_length_b     8.01490
_cell_length_c     8.01490
_cell_angle_alpha  86.38120
_cell_angle_beta   86.38120
_cell_angle_gamma  86.38120
_cell_volume       511.91122
_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
  K1 K 0.00189 0.00189 0.50048 1.00000
  K2 K 0.00189 0.50048 0.00189 1.00000
  K3 K 0.02555 0.48008 0.48008 1.00000
  K4 K 0.48008 0.48008 0.02555 1.00000
  K5 K 0.50048 0.00189 0.00189 1.00000
  K6 K 0.48008 0.02555 0.48008 1.00000
  Mg1 Mg 0.67980 0.67980 0.67980 1.00000
  Cr1 Cr 0.00697 0.00697 0.00697 1.00000
  Ge1 Ge 0.27923 0.27923 0.74569 1.00000
  Ge2 Ge 0.74569 0.27923 0.27923 1.00000
  Ge3 Ge 0.72649 0.26370 0.72649 1.00000
  Ge4 Ge 0.27923 0.74569 0.27923 1.00000
  Ge5 Ge 0.26370 0.72649 0.72649 1.00000
  Ge6 Ge 0.72649 0.72649 0.26370 1.00000
  O1 O 0.83053 0.09524 0.83053 1.00000
  O2 O 0.92038 0.17813 0.17813 1.00000
  O3 O 0.17813 0.17813 0.92038 1.00000
  O4 O 0.55672 0.22089 0.22089 1.00000
  O5 O 0.22089 0.22089 0.55672 1.00000
  O6 O 0.50343 0.24076 0.76665 1.00000
  O7 O 0.76665 0.24076 0.50343 1.00000
  O8 O 0.76840 0.46834 0.76840 1.00000
  O9 O 0.24076 0.50343 0.76665 1.00000
  O10 O 0.76665 0.50343 0.24076 1.00000
  O11 O 0.22089 0.55672 0.22089 1.00000
  O12 O 0.24076 0.76665 0.50343 1.00000
  O13 O 0.50343 0.76665 0.24076 1.00000
  O14 O 0.76840 0.76840 0.46834 1.00000
  O15 O 0.46834 0.76840 0.76840 1.00000
  O16 O 0.09524 0.83053 0.83053 1.00000
  O17 O 0.83053 0.83053 0.09524 1.00000
  O18 O 0.17813 0.92038 0.17813 1.00000

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