Card No: 3119       Created: 23/06/1993    Last edition: 13/01/2009

Name: NEPHELINE
Specification: [14], at 908oC, DF
Formula: Na5.64Ca0.36K1.32Al7.93Si8.07O32
Symmetry Class: hexagonal
Space Group: P 6(3)
Unit Cell
Parameters:
a = 10.2000 | c = 8.4900
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 764.96
Number of Atomic Position
per full Unit Cell
:
P/U = 60 Molar Volume, cm3/mol: Vm = 460.76
Number of Reflexes used in
Structure Determination
:

NR = 490
X-ray density, g/cm3: p = 2.50
R-factor: R = 0.1070MU, 1/cm: µ = 94.560
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 37.778
Theta-Interval for CPDP: T/I = 1-45