Card No: 7560       Created: 16/12/2009    Last edition: 08/01/2013

Name: CLAUSTHALITE
Specification: [3], structure type - halite, syn, at 298oK
Formula: PbSe
Symmetry Class: cubic
Space Group: F m3m
Unit Cell
Parameters:
a = 6.1213
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 229.37
Number of Atomic Position
per full Unit Cell
:
P/U = 8 Molar Volume, cm3/mol: Vm = 34.54
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 8.28
R-factor: -MU, 1/cm: µ = 1600.526
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 193.204
Theta-Interval for CPDP: T/I = 1-45