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Crystal Lab › Prototype structures › Monoclinic

Rosickýite (γ-monoclinic Sulfur)

Monoclinic · space group P12/c1 (No. 13) · Pearson mP32 · mineral: rosick'{y}ite

Symmetry elements and Wyckoff positions (interactive)

Rosickýite (γ-monoclinic Sulfur) in P12/c1

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

Unit cell

Lattice constants
a = 8.455 Å, b = 13.052 Å, c = 9.267 Å; α = 90.00°, β = 124.89°, γ = 90.00°
Cell volume
838.8 ų
Atoms in the conventional cell
32 (S 32)
Formula units Z
32
Pearson symbol
mP32 — monoclinic, primitive lattice, 32 atoms per conventional cell
Symmetry operations
4 per cell

Crystallographic sites

SiteElementWyckoffMultiplicityxyz
S1S4g40.64850.34570.3247
S2S4g40.81100.57920.4708
S3S4g40.74460.44300.5319
S4S4g40.58360.67680.3840
S5S4g40.07990.79790.1993
S6S4g40.24270.03100.2201
S7S4g40.30740.89380.3501
S8S4g40.14830.12710.3294

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 32 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

A_mP32_13_8g-001: the stoichiometry comes first (A, B, C… are the elements in alphabetical order of their site labels), then the Pearson symbol mP32, then the space-group number 13, then the Wyckoff letters occupied by each element in turn (S: 4g; S: 4g; S: 4g; S: 4g; S: 4g; S: 4g; S: 4g; S: 4g). Two structures with the same label are the same arrangement with different cell parameters or coordinates.

Other compounds with this structure

Se₃S₅ <!--beginning with an

Note: Rosick\'{y}ite.

Source

Coordinates and cell from the AFLOW Encyclopedia of Crystallographic Prototypes, entry A_mP32_13_8g-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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