Card No: 8303       Created: 10/06/11    Last edition: 13/01/2013

Name: PYRITE
Specification: [8], structure type - pyrite, syn
Formula: Fe0.75Cu0.25S2
Symmetry Class: cubic
Space Group: P a3
Unit Cell
Parameters:
a = 5.7249
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 187.63
Number of Atomic Position
per full Unit Cell
:
P/U = 12 Molar Volume, cm3/mol: Vm = 28.25
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 4.31
R-factor: -MU, 1/cm: µ = 432.740
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 100.320
Theta-Interval for CPDP: T/I = 1-45