Table 5. The displacement correlations for nearest-neighbour pairs in different symmetry directions.

Although they are weak correlations, those that are greater than 0.03 are highlighted in bold. The O1 atom considered as the origin for the calculation is at (0, , ).

Correlation	1.75 < r < 8 Å	1.75 < r < 20 Å
	0.019	−0.020
	0.033	0.032
	0.026	0.042
	0.017	0.000
	−0.039	−0.028
	0.054	0.109
	0.005	0.016
	0.081	0.156
	−0.002	0.023