Card No: 11973       Created: 11/12/23    Last edition: 29/03/2026

Name: NAPOLIITE
Specification: [1]
Formula: Pb2OFCl
Symmetry Class: tetragonal
Space Group: P 4(2)/mcm
Unit Cell
Parameters:
a = 5.7418 | c = 12.5240
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 412.89
Number of Atomic Position
per full Unit Cell
:
P/U = 20 Molar Volume, cm3/mol: Vm = 62.18
Number of Reflexes used in
Structure Determination
:

NR = 222
X-ray density, g/cm3: p = 7.80
R-factor: R = 0.0240MU, 1/cm: µ = 1614.501
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 207.063
Theta-Interval for CPDP: T/I = 1-45