Card No: 7104       Created: 06/08/2007    Last edition: 09/08/2012

Name: WESTERVELDITE
Specification: [2], structure type - modderite, syn, at 0.0001 GPa
Formula: FeAs
Symmetry Class: orthorhombic
Space Group: P nam
Unit Cell
Parameters:
a = 5.4401 | b = 6.0259 | c = 3.3712
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 110.51
Number of Atomic Position
per full Unit Cell
:
P/U = 8 Molar Volume, cm3/mol: Vm = 16.64
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 7.86
R-factor: -MU, 1/cm: µ = 753.370
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 95.885
Theta-Interval for CPDP: T/I = 1-45