Card No: 4507       Created: 26/05/1988    Last edition: 13/01/2009

Name: SPODUMENE
Specification: [1], DF
Formula: LiAl[Si2O6]
Symmetry Class: tetragonal
Space Group: P 4(3)2(1)2
Unit Cell
Parameters:
a = 7.4510 | c = 9.1560
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 508.32
Number of Atomic Position
per full Unit Cell
:
P/U = 44 Molar Volume, cm3/mol: Vm = 76.54
Number of Reflexes used in
Structure Determination
:

-
X-ray density, g/cm3: p = 2.43
R-factor: -MU, 1/cm: µ = 77.356
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 31.776
Theta-Interval for CPDP: T/I = 1-45