Card No: 224       Created: 10/06/1994    Last edition: 13/01/2009

Name: ANGELELLITE
Specification: [1]
Formula: Fe3+4O3[AsO4]2
Symmetry Class: triclinic
Space Group: P 1(-)
Unit Cell
Parameters:
a = 6.4610 | b = 6.5940 | c = 5.0360 | alpha = 106.2100 | beta = 98.3500 | gamma = 108.8600
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 188.30
Number of Atomic Position
per full Unit Cell
:
P/U = 17 Molar Volume, cm3/mol: Vm = 113.42
Number of Reflexes used in
Structure Determination
:

NR = 1620
X-ray density, g/cm3: p = 4.84
R-factor: R = 0.0760MU, 1/cm: µ = 300.677
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 62.102
Theta-Interval for CPDP: T/I = 1-45