Crystal Lab › Prototype structures › Monoclinic
Manganite (γ-MnO(OH), E0₆)
Monoclinic · space group P121/c1 (No. 14) · Pearson mP16 · Strukturbericht E06 · mineral: manganite
Symmetry elements and Wyckoff positions (interactive)
Manganite (γ-MnO(OH), E0₆) in P121/c1
SettingUnit cell
- Lattice constants
- a = 5.748 Å, b = 5.277 Å, c = 5.304 Å; α = 90.00°, β = 122.81°, γ = 90.00°
- Cell volume
- 135.2 ų
- Atoms in the conventional cell
- 16 (H 4, Mn 4, O 8)
- Formula units Z
- 4
- Pearson symbol
- mP16 — monoclinic, primitive lattice, 16 atoms per conventional cell
- Symmetry operations
- 4 per cell
Crystallographic sites
| Site | Element | Wyckoff | Multiplicity | x | y | z |
|---|---|---|---|---|---|---|
| H1 | H | 4e | 4 | 0.2840 | 0.9730 | 0.5590 |
| Mn2 | Mn | 4e | 4 | 0.7632 | 0.9897 | 0.0085 |
| O3 | O | 4e | 4 | 0.3749 | 0.8762 | 0.7470 |
| O4 | O | 4e | 4 | 0.8752 | 0.8744 | 0.7546 |
The multiplicity and the Wyckoff letter say how many copies of the site the group makes in one cell and on which kind of symmetry element the site sits; the 16 atoms drawn above are these sites multiplied by all 4 operations. Press Wyckoff under Colour to see the sites, and tick a symmetry element on the left to see which atoms lie on it.
How to read the label
ABC2_mP16_14_e_e_2e-004: the stoichiometry comes first (A, B, C… are the elements in alphabetical order of their site labels), then the Pearson symbol mP16, then the space-group number 14, then the Wyckoff letters occupied by each element in turn (H: 4e; Mn: 4e; O: 4e; O: 4e). Two structures with the same label are the same arrangement with different cell parameters or coordinates.
Other compounds with this structure
LiBO₂ <!--beginning with an
Note: E0₆, Manganite.
Source
Coordinates and cell from the AFLOW Encyclopedia of Crystallographic Prototypes, entry ABC2_mP16_14_e_e_2e-004 (M. J. Mehl et al., Comput. Mater. Sci. 136, S1 (2017); D. Hicks et al., ibid. 161, S1 (2019) and 199, 110450 (2021); S. Eckert et al., ibid. 240, 112988 (2024)). Symmetry elements, Wyckoff assignment and the diagram are computed on this page from the group operations.
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