Table 1. Stable ZnCO₃ structure (Phase I) between 0 GPa and 78 GPa.

Lattice parameters
	a (Å) = 5.71;
	α(°) = 48.92;
	V (Å3) = 97.21
Atomic coordinates (space group R-3c)
	Atom	X	Y	Z
	Zn	0.00	0.00	0.00
	C	0.25	0.25	0.25
	O	0.97	0.52	0.25
Bond length (Å):
	Zn--O = 2.14
	C--O = 1.29
Third-order Birch–Murnaghan equation of state (fitted between 0 and 150 GPa)
	B0 (GPa) = 126.45 (±1.6)
	B′0 = 4.00 (±0)
	V0 (Å3) = 98.11(±0.23)