P-3c1 (165) Space Group

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Table 3005. P-3c1 (165) space group.

Name in the International Tables for Crystallography	P-3c1	Lattice type	P
Patterson space group	164	Point group	-3m
Crystal system	Trigonal	Laue class	-3m
Number of symmetry operators	12	Example of forbidden reflections in electron diffraction patterns	(1 -1 0 l), l ≠ 2n (n is an integer)
Asymm	0 ≤ x ≤ 2/3 and 0 ≤ y ≤ 2/3 and 0 ≤ z ≤ 1/4 and x ≤ (1+y)/2 and y ≤ min(1-x, (1+x)/2)
Symmetry (atomic coordinates)	X, Y, Z; -Y, X-Y, Z; Y-X, -X, Z; Y, X, 1/2-Z; X-Y, -Y, 1/2-Z; -X, Y-X, 1/2-Z; -X, -Y, -Z; Y, Y-X, -Z; X-Y, X, -Z; -Y, -X, 1/2+Z; Y-X, Y, 1/2+Z; X, X-Y, 1/2+Z

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