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Crystal Lab › Prototype structures › Hexagonal

[Fe(OMe)₂(proline)]₁₂[ClO₄]₁₂

Hexagonal · space group P622 (No. 177) · Pearson hP444

Symmetry elements and Wyckoff positions (interactive)

[Fe(OMe)₂(proline)]₁₂[ClO₄]₁₂ in P622

Setting
Loading the group…
x = 0.10, y = 0.17, z = 0.08

Unit cell

Lattice constants
a = 25.026 Å, b = 25.026 Å, c = 7.747 Å; α = 90.00°, β = 90.00°, γ = 120.00°
Cell volume
4202.3 ų
Atoms in the conventional cell
444 (Fe 12, C 84, Cl 12, H 180, N 12, O 144)
Formula units Z
12
Pearson symbol
hP444 — hexagonal / trigonal, primitive lattice, 444 atoms per conventional cell
Symmetry operations
12 per cell

Crystallographic sites

SiteElementWyckoffMultiplicityxyz
Fe9Fe6j60.76830.00000.0000
Fe10Fe6l60.86380.13620.0000
C1C12n120.74150.65170.8222
C2C12n120.91840.69880.6854
C3C12n120.69470.59480.7239
C4C12n120.87170.82080.7283
C5C12n120.62840.56740.7828
C6C12n120.59860.50250.7330
C7C12n120.64540.48290.7570
Cl8Cl12n120.68280.51700.2495
H11H12n120.92940.66690.7067
H12H12n120.94420.72600.5925
H13H12n120.87490.67920.6516
H14H12n120.69720.60520.5984
H15H12n120.85100.84370.6955
H16H12n120.86560.79100.6375
H17H12n120.91590.84960.7435
H18H12n120.62630.57150.9094
H19H12n120.60840.58820.7255
H20H12n120.58520.49740.6108
H21H12n120.56200.47750.8062
H22H12n120.64220.45400.6650
H23H12n120.64050.46280.8707
H24H12n120.72970.55000.8453
H25H12n120.73000.54310.6541
N26N12n120.70730.54420.7460
O27O12n120.72450.68980.8548
O28O12n120.92800.73410.8395
O29O12n120.79300.65660.8600
O30O12n120.84660.78930.8839
O31O12n120.64700.45340.1939
O32O12n120.63570.45790.3070
O33O12n120.71830.55380.1086
O34O12n120.71770.50800.1129
O35O12n120.72110.52120.3909
O36O12n120.72600.54820.3880
O37O12n120.64010.53660.3041
O38O12n120.65860.55340.1860

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 444 atoms drawn above are these sites multiplied by all 12 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

A7BCD15EF12_hP444_177_7n_n_jl_15n_n_12n-001: the stoichiometry comes first (A, B, C… are the elements in alphabetical order of their site labels), then the Pearson symbol hP444, then the space-group number 177, then the Wyckoff letters occupied by each element in turn (Fe: 6j; Fe: 6l; C: 12n; C: 12n; C: 12n; C: 12n; C: 12n; C: 12n; C: 12n; Cl: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; H: 12n; N: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n; O: 12n). Two structures with the same label are the same arrangement with different cell parameters or coordinates.

Source

Coordinates and cell from the AFLOW Encyclopedia of Crystallographic Prototypes, entry A7BCD15EF12_hP444_177_7n_n_jl_15n_n_12n-001 (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.

← Indialite (K_{0.12}[Fe₂][Mg_{0.85}Fe_{0.15}]₂Al₃ cdot (Al,Si)₃(Si,Al)₁₂O₃₆  ·  Space group P622 (3 prototypes)  ·  All prototypes