Card No: 735       Created: 14/12/1994    Last edition: 13/01/2009

Name: CANCRINITE
Specification: [11], DF, ZL
Formula: Na8Al6Si6O24(OH)2 · 3H2O
Symmetry Class: hexagonal
Space Group: P 6(3)
Unit Cell
Parameters:
a = 12.6640 | c = 5.1590
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 716.54
Number of Atomic Position
per full Unit Cell
:
P/U = 64 Molar Volume, cm3/mol: Vm = 431.60
Number of Reflexes used in
Structure Determination
:

NR = 870
X-ray density, g/cm3: p = 2.26
R-factor: R = 0.0470MU, 1/cm: µ = 66.944
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 29.683
Theta-Interval for CPDP: T/I = 1-45