Card No: 1296       Created: 25/06/1996    Last edition: 13/01/2009

Name: DZHARKENITE
Specification: [1], structure type - pyrite
Formula: FeSe2
Symmetry Class: cubic
Space Group: P a3
Unit Cell
Parameters:
a = 5.7830
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 193.40
Number of Atomic Position
per full Unit Cell
:
P/U = 12 Molar Volume, cm3/mol: Vm = 29.12
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 7.34
R-factor: -MU, 1/cm: µ = 860.293
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 117.219
Theta-Interval for CPDP: T/I = 1-45