. 2021 Jul 23;77(Pt 4):605–623. doi: 10.1107/S2052520621006223

Table 5. Extreme growth model parameters and the corresponding polytypes. Note that the statistical stackings (P _MgTe = 0 or P _orient = 0) are strictly speaking not overlays or the family structure, but behave as such.

Polytype	P _MgTe	c _MgTe	P _orient	c _orient
MDO₁	1	1	1	1
MDO₂	1	1	0	−1
MDO₃	0	−1	1	1
MDO₄	0	−1	0	−1
MDO_1/2	1	1	½	0
MDO_3/4	0	−1	½	0
Family structure	½	0	½	0

Table 5. Extreme growth model parameters and the corresponding polytypes. Note that the statistical stackings (P MgTe = 0 or P orient = 0) are strictly speaking not overlays or the family structure, but behave as such.