Card No: 7449       Created: 002/10/2008    Last edition: 19/04/2015

Name: VLASOVITE
Specification: [5]
Formula: Na2ZrSi4O11
Symmetry Class: monoclinic-beta
Space Group: C 2/c
Unit Cell
Parameters:
a = 11.0390 | b = 10.0980 | c = 8.5677 | beta = 100.3130
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 939.63
Number of Atomic Position
per full Unit Cell
:
P/U = 80 Molar Volume, cm3/mol: Vm = 141.49
Number of Reflexes used in
Structure Determination
:

NR = 1352
X-ray density, g/cm3: p = 2.98
R-factor: R = 0.0190MU, 1/cm: µ = 163.492
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 54.903
Theta-Interval for CPDP: T/I = 1-45