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Crystal Lab › Prototype structures › Monoclinic

Ag(tcm)(phz)_{1/2} (AgC₁₀N₄H₄)

Monoclinic · space group P121/c1 (No. 14) · Pearson mP152

Symmetry elements and Wyckoff positions (interactive)

Ag(tcm)(phz)_{1/2} (AgC₁₀N₄H₄) in P121/c1

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

Unit cell

Lattice constants
a = 24.116 Å, b = 10.152 Å, c = 8.391 Å; α = 90.00°, β = 100.03°, γ = 90.00°
Cell volume
2023.0 ų
Atoms in the conventional cell
152 (Ag 8, C 80, H 32, N 32)
Formula units Z
8
Pearson symbol
mP152 — monoclinic, primitive lattice, 152 atoms per conventional cell
Symmetry operations
4 per cell

Crystallographic sites

SiteElementWyckoffMultiplicityxyz
Ag1Ag4e40.09680.52190.5410
Ag2Ag4e40.59650.97120.5501
C10C4e40.72190.32430.6183
C11C4e40.69550.20530.5751
C12C4e40.72820.10540.6545
C13C4e40.72330.88710.7509
C14C4e40.69640.76410.7266
C15C4e40.72070.66670.8339
C16C4e40.77540.66080.9166
C17C4e40.80390.77830.8990
C18C4e40.78160.89380.8159
C19C4e40.45920.65260.4816
C20C4e40.43310.60180.3280
C21C4e40.50610.73840.4962
C22C4e40.43410.62720.6190
C3C4e40.96510.86470.4810
C4C4e40.94420.90480.6157
C5C4e40.94450.90100.3234
C6C4e40.01440.79500.4985
C7C4e40.78010.12020.7607
C8C4e40.80780.24060.7462
C9C4e40.77800.35630.6965
H23H4e40.85320.24380.7742
H24H4e40.79490.45480.7144
H25H4e40.69520.40910.5875
H26H4e40.65610.19270.4931
H27H4e40.66020.74650.6333
H28H4e40.69340.58640.8548
H29H4e40.79370.57680.9854
H30H4e40.84780.78170.9549
N31N4e40.93310.95590.7183
N32N4e40.90430.93100.2315
N33N4e40.05710.74710.5014
N34N4e40.80860.01100.8281
N35N4e40.70210.98480.6450
N36N4e40.42050.56520.1921
N37N4e40.54680.80010.5215
N38N4e40.42060.58830.7395

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 152 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

AB10C4D4_mP152_14_2e_20e_8e_8e-001: the stoichiometry comes first (A, B, C… are the elements in alphabetical order of their site labels), then the Pearson symbol mP152, then the space-group number 14, then the Wyckoff letters occupied by each element in turn (Ag: 4e; Ag: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; C: 4e; H: 4e; H: 4e; H: 4e; H: 4e; H: 4e; H: 4e; H: 4e; H: 4e; N: 4e; N: 4e; N: 4e; N: 4e; N: 4e; N: 4e; N: 4e; N: 4e). Two structures with the same label are the same arrangement with different cell parameters or coordinates.

Note: Ag(tcm)(phz)_{1/2}.

Source

Coordinates and cell from the AFLOW Encyclopedia of Crystallographic Prototypes, entry AB10C4D4_mP152_14_2e_20e_8e_8e-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.

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