Card No: 11762       Created: 18/10/22    Last edition: 10/04/2026

Name: ZIROITE
Specification: [2], syn, Pm-baddeleyite
Formula: ZrO2
Symmetry Class: tetragonal
Space Group: P 4(2)/nmc
Unit Cell
Parameters:
a = 3.5781 | c = 5.1623
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 66.09
Number of Atomic Position
per full Unit Cell
:
P/U = 6 Molar Volume, cm3/mol: Vm = 19.90
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 6.19
R-factor: -MU, 1/cm: µ = 673.748
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 108.851
Theta-Interval for CPDP: T/I = 1-45