Card No: 2813       Created: 10/09/1990    Last edition: 02/11/2015

Name: MEIONITE
Specification: [3], CG-2, DF
Formula: (Ca,Na,Mg,Fe,K,Sr)8(Si,Al)24O48[CO3,SO4,Cl]2
Symmetry Class: tetragonal
Space Group: I 4/m
Unit Cell
Parameters:
a = 12.1580 | c = 7.5733
Number of Formula Unit: Z = 1Unit Cell Volume, Å3: Vc = 1119.46
Number of Atomic Position
per full Unit Cell
:
P/U = 130 Molar Volume, cm3/mol: Vm = 674.29
Number of Reflexes used in
Structure Determination
:

NR = 2280
X-ray density, g/cm3: p = 2.74
R-factor: R = 0.0290MU, 1/cm: µ = 199.615
Wave Length for Calculated
Powder Diffraction Patterns
:
Co=1.78892Mass attenuation coefficient,
cm2/g
:
µ/p = 72.803
Theta-Interval for CPDP: T/I = 1-45