Card No: 12140       Created: 2/08/24    Last edition: 02/04/2026

Name: PARABERZELIITE
Specification: [1]
Formula: NaCa2Mg2[AsO4]3
Symmetry Class: monoclinic-beta
Space Group: C 2/c
Unit Cell
Parameters:
a = 12.3143 | b = 13.0679 | c = 6.7717 | beta = 113.7000
Number of Formula Unit: Z = 4Unit Cell Volume, Å3: Vc = 998.14
Number of Atomic Position
per full Unit Cell
:
P/U = 80 Molar Volume, cm3/mol: Vm = 150.30
Number of Reflexes used in
Structure Determination
:

NR = 1506
X-ray density, g/cm3: p = 3.85
R-factor: R = 0.0349MU, 1/cm: µ = 280.977
Wave Length for Calculated
Powder Diffraction Patterns
:
Cu=1.54056Mass attenuation coefficient,
cm2/g
:
µ/p = 72.961
Theta-Interval for CPDP: T/I = 1-45