Card No: 4199       Created: 12/01/1994    Last edition: 13/01/2009

Name: SHERWOODITE
Specification: [1]
Formula: Ca4.5AlV14O40 · 28H2O
Symmetry Class: tetragonal
Space Group: *I 4(1)/amd
Unit Cell
Parameters:
a = 28.0600 | c = 13.5600
Number of Formula Unit: Z = 8Unit Cell Volume, Å3: Vc = 10676.65
Number of Atomic Position
per full Unit Cell
:
P/U = 456 Molar Volume, cm3/mol: Vm = 803.87
Number of Reflexes used in
Structure Determination
:

NR = 848
X-ray density, g/cm3: p = 1.82
R-factor: R = 0.2200MU, 1/cm: µ = 233.625
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 128.624
Theta-Interval for CPDP: T/I = 1-45