Effect of Soil Solution pH during the Tetracycline Intercalation on the Structural Properties of a Dioctahedral Smectite: Microstructural Analysis

Table 1

The atomic coordinates within the 2 : 1 layer framework along the axis [43].

Atom type	O1	O2	O3	O4	O5	O6	OH1	OH2	Si	Si	Al
Number	2	1	2	2	1	2	1	1	2	2	2
Zn (Å)	0	0.20	2.25	4.31	6.26	6.59	1.98	4.28	0.59	6.04	3.43