Card No: 2222       Created: 25/09/2001    Last edition: 13/01/2009

Name: JAMESITE
Specification: [1]
Formula: Pb2ZnFe2[Fe2.8Zn1.2][AsO4]4(OH)8[(OH)1.2O0.8
Symmetry Class: triclinic
Space Group: P 1(-)
Unit Cell
Parameters:
a = 5.5830 | b = 9.5420 | c = 10.2190 | alpha = 109.8100 | beta = 90.5700 | gamma = 97.7100
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 506.65
Number of Atomic Position
per full Unit Cell
:
P/U = 41 Molar Volume, cm3/mol: Vm = 305.18
Number of Reflexes used in
Structure Determination
:

NR = 1609
X-ray density, g/cm3: p = 6.44
R-factor: R = 0.0490MU, 1/cm: µ = 1103.877
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 171.333
Theta-Interval for CPDP: T/I = 1-45