Growth and Neutron Diffraction Investigation of Ca₃NbGa₃Si₂O₁₄ and La₃Ga_5.5Nb_0.5O₁₄ Crystals

Table 2

The atom coordinates in two-twinned unit cell of CNGS-2 crystal.

	Parameter	CNGS-2
		Unit cell 1	Unit cell 2
	𝑥	0	0
Ca	𝑦	0.5724	0.5936
	𝑧	0	0.5
	𝑥	0	0
Nb	𝑦	0	0
	𝑧	0	0.5
	𝑥	0	0
Ga	𝑦	0.2334	0.2501
	𝑧	0.5	0
	𝑥	1/3	1/3
Si	𝑦	2/3	2/3
	𝑧	0.4710	0.9700
	𝑥	1/3	1/3
O(1)	𝑦	2/3	2/3
	𝑧	0.1853	0.7245
	𝑥	0.1352	0.1553
O(2)	𝑦	0.4529	0.4489
	𝑧	0.3069	0.7638
	𝑥	0.2255	0.2553
O(3)	𝑦	0.1566	0.1511
	𝑧	0.2404	0.7638