Wyckoff positions, atomic coordinates, and occupancies of Cu_2−xSb_xGa₄Te₇.

Compositions	Atom	Site	x	y	z	B iso (Å2)	Occupancy
x = 0	Cu	4b	0	0	0.5	0.5(2)	0.714(1)
	Ga	4a	0	0	0	0.9(2)	1
	Te	8d	0.265(6)	0.25	0.125	1.22(2)	1
x = 0.05	Cu	4b	0	0	0.5	0.9(3)	0.696(1)
	Sb	4b	0	0	0.5	0.9(3)	0.018(1)
	Ga	4a	0	0	0	0.9(2)	1
	Te	8d	0.2643(7)	0.25	0.125	1.29(3)	1
x = 0.1	Cu	4b	0	0	0.5	1.3(2)	0.68(1)
	Sb	4b	0	0	0.5	1.3(2)	0.034(1)
	Ga	4a	0	0	0	0.9(1)	1
	Te	8d	0.2645(8)	0.25	0.125	1.10(2)	1