Card No: 2771       Created: 23/01/1996    Last edition: 17/01/2018

Name: MARIALITE
Specification: [3], 4.7% Me, DN
Formula: Na4Al3Si9O24Cl
Symmetry Class: tetragonal
Space Group: I 4/m
Unit Cell
Parameters:
a = 12.0470 | c = 7.5602
Number of Formula Unit: Z = 2Unit Cell Volume, Å3: Vc = 1097.21
Number of Atomic Position
per full Unit Cell
:
P/U = 82 Molar Volume, cm3/mol: Vm = 330.45
Number of Reflexes used in
Structure Determination
:

NR = 1225
X-ray density, g/cm3: p = 2.42
R-factor: R = 0.0326MU, 1/cm: µ = 90.265
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 37.238
Theta-Interval for CPDP: T/I = 1-45