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Ca2Mn2Si4H8O17

Alexandria ALEX

Alex-ID: agm005239597 · Space group: C2 (#5)

Basic Information

Formula
Ca2Mn2Si4H8O17
Alex-ID
agm005239597
Elements
5
Sites
33
Space group
C2 (#5)
Crystal system
monoclinic
Volume
349.04
ų
Cell a
5.5739
Å
Cell b
5.5739
Å
Cell c
12.0776
Å
α angle
89.24
°
β angle
89.24
°
γ angle
68.48
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca2Mn2Si4H8O17
Ca
2.00 · 6.1%
Mn
2.00 · 6.1%
Si
4.00 · 12.1%
H
8.00 · 24.2%
O
17.00 · 51.5%

Energy & Stability

Energy above hull
0.0269
eV/atom
Formation energy
-2.4230
eV/atom
Corrected total energy
-234.2032
eV
Raw total energy
-218.9025
eV

Electronic Structure

Indirect band gap
1.3787
eV
Direct band gap
1.3787
eV
DOS at Fermi level
-0.0001
Total magnetisation
8.0000
μB

Additional Information

Prototype ID

A2B2C4D8E17_3_spg5

Decomposition

CaSiO3 CaMn6SiO12 SiO2 H2O

Computed at

2024-10-18 12:56:30

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: agm005239597).

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 agm005239597
data_agm005239597
_cell_length_a     5.57394
_cell_length_b     5.57394
_cell_length_c     12.07765
_cell_angle_alpha  89.24367
_cell_angle_beta   89.24367
_cell_angle_gamma  68.48341
_cell_volume       349.04327
_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
  Ca1 Ca 0.68512 0.70645 0.74600 1.00000
  Ca2 Ca 0.29355 0.31488 0.25400 1.00000
  Mn1 Mn 0.99716 0.50404 0.99842 1.00000
  Mn2 Mn 0.49596 0.00284 0.00158 1.00000
  Si1 Si 0.03012 0.03654 0.84749 1.00000
  Si2 Si 0.96346 0.96988 0.15251 1.00000
  Si3 Si 0.11926 0.09091 0.60402 1.00000
  Si4 Si 0.90909 0.88074 0.39598 1.00000
  H1 H 0.95780 0.47475 0.51481 1.00000
  H2 H 0.52525 0.04220 0.48519 1.00000
  H3 H 0.37993 0.38291 0.87163 1.00000
  H4 H 0.61709 0.62007 0.12837 1.00000
  H5 H 0.44721 0.28724 0.67350 1.00000
  H6 H 0.71276 0.55279 0.32650 1.00000
  H7 H 0.25522 0.57173 0.68869 1.00000
  H8 H 0.42827 0.74478 0.31131 1.00000
  O1 O 0.86357 0.87808 0.90315 1.00000
  O2 O 0.12192 0.13643 0.09685 1.00000
  O3 O 0.99908 0.98327 0.71162 1.00000
  O4 O 0.01673 0.00092 0.28838 1.00000
  O5 O 0.91038 0.34977 0.86483 1.00000
  O6 O 0.65023 0.08962 0.13517 1.00000
  O7 O 0.08773 0.65919 0.12912 1.00000
  O8 O 0.34081 0.91227 0.87088 1.00000
  O9 O 0.06070 0.93930 0.50000 1.00000
  O10 O 0.42609 0.02586 0.61483 1.00000
  O11 O 0.97414 0.57391 0.38517 1.00000
  O12 O 0.95363 0.40773 0.59359 1.00000
  O13 O 0.59227 0.04637 0.40641 1.00000
  O14 O 0.35857 0.36252 0.95211 1.00000
  O15 O 0.63748 0.64143 0.04789 1.00000
  O16 O 0.42179 0.45218 0.71495 1.00000
  O17 O 0.54782 0.57821 0.28505 1.00000
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